A large company is interested in opening an on-site gym for the employees and would like to know what hours the employees would prefer to have the gym open.
Which data collection method would provide an unbiased sample?
a.)
Emailing a questionnaire to the employees
b.)
Asking all employees who work from 8am - 5pm
c.)
Posting a request for survey volunteers in the company's breakroom
d.)
Asking five random employees from each shift
The data collection method that would provide an unbiased sample is "asking five random employees from each shift"
An unbiased sample is a sample whereby all the individuals have and equal chance of being picked for the research study.
In this case, asking five random employees from each shift is an unbiased sampling as everyone has an equal chance of being picked.
Option A is incorrect. Emailing a questionnaire to all the employees will be costly and isn't sampling.
Option B is incorrect. Asking all employees who work from 8am - 5pm is bias as others that doesn't work within the time frame aren't taken into consideration.
Option C is incorrect. Posting a request for the survey volunteers that are in the company's breakroom is biased.
Therefore, the correct option is D.
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Bản chất và vai trò tích luỹ tư bản trong nền kinh tế thị trường
( không sao chép)
Answer:
What Is Capital Accumulation?
Capital accumulation refers to an increase in assets from investments or profits and is one of the building blocks of a capitalist economy. The goal is to increase the value of an initial investment as a return on investment, whether that be through appreciation, rent, capital gains, or interest.
You a learning Facilitator for Natural Sciences at your School you have experienced a Steep decline in the performance for grade 12 learners at your school - Explain how you will go about assisting educators under your care to improve learner performance by Conducting a workshop in which you teach them about Intergrating the following & basic skills in their lesson presentation. The skill of probing question the skill of explaining and the skill of reinforcement and skill of reinforcement.
The decline in the performance of students of grade 12 has been concerning. There should be workshop for their improvement in learning.
The students can have a chance to attend the workshop which will help them enhance their skills of reinforcement and skill of explaining and probing.
The students will be able to polish their skills during different sessions of the workshop. The skill of reinforcement will add confidence to the students that they have ability to prove themselves.
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Since an instant replay system for tennis was introduced at a major tournament, men challenged 1415 referee calls, with the result that 425 of the calls were overturned. Women challenged 755 referee calls, and 210 of the calls were overturned. Use a 0.05 significance level to test the claim that men and women have equal success in challenging calls. Complete parts (a) through (c) below.
a. Test the claim using a hypothesis test.
Consider the first sample to be the sample of male tennis players who challenged referee calls and the second sample to be the sample of female tennis players who challenged referee calls. What are the null and alternative hypotheses for the hypothesis test?
A.
H0: p1=p2
H1: p1≠p2
B.
H0: p1≠p2
H1: p1=p2
C.
H0: p1=p2
H1: p1 p2
F.
H0: p1≤p2
H1: p1≠p2
Identify the test statistic.
z=nothing
(Round to two decimal places as needed.)
Identify the P-value.
P-value=nothing
(Round to three decimal places as needed.)
What is the conclusion based on the hypothesis test?
The P-value is
▼
less than
greater than
the significance level of α=0.05, so
▼
reject
fail to reject
the null hypothesis. There
▼
is not sufficient
is sufficient
evidence to warrant rejection of the claim that women and men have equal success in challenging calls.
b. Test the claim by constructing an appropriate confidence interval.
The 95% confidence interval is nothing
(Round to three decimal places as needed.)
What is the conclusion based on the confidence interval?
Because the confidence interval limits
▼
include
do not include
0, there
▼
does
does not
appear to be a significant difference between the two proportions. There
▼
is sufficient
is not sufficient
evidence to warrant rejection of the claim that men and women have equal success in challenging calls.
c. Based on the results, does it appear that men and women may have equal success in challenging calls?
A.
The confidence interval suggests that there is a significant difference between the success of men and women in challenging calls. It is reasonable to speculate that women have more success.
B.
The confidence interval suggests that there is a significant difference between the success of men and women in challenging calls. It is reasonable to speculate that men have more success.
C.
The confidence interval suggests that there is no significant difference between the success of men and women in challenging calls.
D.
There is not enough information to reach a conclusion.
Natalie's team needs to make a decision on how to handle a big product recall. People on the team have a lot of strong opinions. Management wants everyone to come to a consensus and to find a solution that everyone can support . What's the best way to get to a consensus ? O a) Everyone on the team talks until the entire team agrees on one decision. Ob ) Everyone on the team discusses options and then votes. Oc ) The team passes the decision - making responsibility to an outside person. d ) The team leader makes a decision without input from the other members .
Answer: b) Everyone on the team discusses options and then votes
Explanation:
Note: I'm not sure this is correct O_o
A) Having everyone talking at the same time can be disorganized, long, and hard for everyone to settle down to agree on one thing.C) An outside person may not choose a solution that everyone on the team supports.D) The team leader may not choose the solution that everyone on the team supports.Dialogue between Michael and an educator about his lifestyle and his Choice of studying at an FET College and eating habits
Michael : Hello sir, I am interested in diploma for nursing and ward boy at FET college. What is the fee structure and duration?
Educator : Hello, I am glad to help you. The fee structure for the diploma is $1,250 per annum and it is a 2 year diploma which consists of 4 semesters.
Michael : I am currently able to save only $800 to $900 per annum. This fee would not be possible for me. Is there any discount available in the package you mentioned.
Educator : I can only give you maximum discount of 10% if you pay complete fee in advance.
Michael : I will have to change my lifestyle in order to save more money for my studies or else I will have to look for some part time work and earn extra money for this course.
Educator : This is one time investment in your career. Once you complete your diploma, you can then earn handsome salary.
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THIS IS A ECONOMICS QUESTION
True or False
A market system sees its primary economic goal the goal of equity.
Answer:
True
Explanation:
there are several goals but they could be summed up as the goal of equity.
Answer:
True
Explanation:
A Sink contains exactly 12 liters of water. If water is drained from the sink until it holds exactly Gliter of water less than the quantity drained aitay, how many liters of water were drained away?
Cara has just come in for her morning shift, but the sales floor is a mess. Looks like the night crew didn't clean up. She groans, but then she cleans the displays before the customers come. If you don't, who will? What good problem-solving skills do you display? a) seek advice when necessary b) be open to seeing new perspectives O c) have a solution-oriented attitude 4. o d) not be afraid of making mistakes
Answer:
C
Explanation:
I think because she didn't complain to others about it, she just solved the problem.
Which behavior would best describe someone who has good communication skills with customers ? a) Following up with some customers b) Talking to customers more than listening to them c) Repeating back what the customer says d) Interrupting customers frequently
Answer:
Fillowing up with some customers
Explanation:
Hope you will get from this answer .Rate this answe 5 and give me brainlest
3 tips that would use to advise future students who are perparing for ACT
Answer:
1. Work questions out of order.
2.Tailor your strategy to each section of the ACT.
3.Build the right ACT prep plan for you
THIS IS AN ECONOMICS QUESTION
Several factors are implicit in determining the growth trend for an economy. List at least three of these factors and explain how they affect the growth rate of an economy.
Answer:
There are three main factors that drive economic growth:
Accumulation of capital stock.Increases in labor inputs, such as workers or hours worked.Technological advancementExplanation:
I am not sure hope so it's correct
Six Different statistic books,seven different economics books are arranged on a shelf.How Many Diiferent Arrangements are possible if: 1.The books in each particulare subject must all stand together?
Answer:
7257600 ways
Explanation:
6! × 7! × 2! = 7257600 ways
1. An experiment has a sample space of the following equally likely outcomes.
S = {0, 2, 5, 8, 9, 11}
Find the probability of each of the following events.
a. E = {2}
b. E = {0,5}
c. E = {13}
d. E = {0, 2, 5, 8, 9, 11}
e. E = {8, 9, 11}
THIS IS AN ECONOMICS QUESTION
When economists and policy makers talk about full employment, they do not mean 100 percent employment, rather they mean reaching a certain point that still leaves a portion of the labor force unemployed. Why is this the case and what are the kinds of unemployment that exist that do not allow us to reach 100 percent employment?
..but as he drove his lance-point into the sail the wind whirled it round with such force that it shivered the lance to pieces, sweeping with it horse and rider, who went rolling over on the plain, in a sorry condition.
Which definition matches the use of the word shivered in in the excerpt?
A. Stuck
B.Swung
C.Splintered
D. Surrenderd
Answer:
I'm aware there are multiple definitions to all of these words but I beleive that in the context given, splintered (C) is the correct answer.
Explanation:
Stuck= push a sharp or pointed object into or through (something)
Swung=move or cause to move back and forth or from side to side while suspended or on an axis
Splintered=break or cause to break into small sharp fragments.
Surrendered=cease resistance to an enemy or opponent and submit to their authority.
Key phrase:"shivered the lance to pieces"
A box of nine iPhone 5C cellphones (the iPhone “for the colorful”) contains two yellow cellphones and seven green cellphones. (a) If two cellphones are randomly selected from the box, without replacement (the first cellphone is not returned to the box after it is selected), what is the probability that both cellphones selected will be green? (b) If two cellphones are randomly selected from the box, without replacement (the first cellphone is not returned to the box after it is selected), what is the probability that there will be one yellow cellphone and one green cellphone selected? (c) If three cellphones are selected, with replacement (the first cellphones are returned to the box after it is selected), what is the probability that all three will be yellow? (d) If you were sampling with replacement (the first cellphone is returned to the box after it is selected), what would be the answers to (a) and (b)? 3
pls help! I need the answer fast!
Answer:
12.6%
Explanation:
read
I want to help but I am not good at math but I think it maybe is 40% because if you have "10 and "4 thats 40 if you multiply it! Sorry if I am wrong!
1. Country
Female
Male
India
64
62
Norway
82
77
Bolivia
66
62
Ghana
59
58
Austria
82
76
South Africa
56
51
United Kingdom
81
76
Myanmar
63
57
China
74
70
Panama
77
72
2.
Create a scatter plot for the data on the grid. Identify any clusters or outliers.
Answer:
s9e hj e9soks9skzuzpqhq0q Oi q5w7q9uwowkwjs hj zmjzks jwtduidiehekeoeiwueioeisoeie9eiks9ejd Oi um 8sgeosg
Biến phí nào thay đổi khi mức độ hoạt động thay đổi nhiều
Test a claim that the mean amount of carbon monoxide in the air in U.S. cities is less than parts per million. It was found that the mean amount of carbon monoxide in the air for the random sample of cities is parts per million and the standard deviation is parts per million. At , can the claim be supported? Complete parts (a) through (e) below. Assume the population is normally distributed.
Answer:
any anwser choices
Explanation:
Bạn hãy phân biệt Market Targeting và Target Marketing
Answer:
Explanation:Visit this site for any assignments assistance
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Giới thiệu về chuỗi cung ứng Cocacola tại Việt Nam
Answer:
The market economy is a fierce and fiercely competitive economy, requiring businesses to always try in all aspects to stand firm and dominate the market. Maintaining and empowering the brand of the enterprise in the market is very difficult, it requires businesses to take measures to approach the market more proactively when entering the market, creating a different Especially not just products or marketing, it is a solid brand, the foundation of the business. The Coca-Cola brand represents the most successful product in commercial history and the outstanding people who make such a great product. Accompanied by Coca-Cola, a leading global brand in the field of carbonated soft drinks, the group's position ranks fourth among the top five soft drink brands in the world, including diet Coke, Fanta and Sprite. More than a century with many changes and a new era being opened and changing continuously, Coca-Cola still maintains the symbol of trust, originality and great refreshment. The content of this article focuses on the role of brands and brand management in raising the value of Coca-Cola businesses. From there, the author will make suggestions and recommendations for branding for Vietnamese businesses.
THIS IS AN ECONOMICS QUESTION
TRUE OR FALSE
The law of demand says that as the income of the consumer changes the demand will change in direct proportion to the income change.
Answer:
I believe this is true
Explanation:
mark me brainlist
Answer:
The question is really a maybe question
Explanation:
Because it is not always all the time that they increase your tax because of your income.They are some times that they give you higher tax for their own benefit so they can higher it to any amount,
Answer 2 :
No
Explanation 2
There is no way that they put it to your direct income if they do they just choose to make you loose all your money to be able to provide for him or herself and their family
Question 1 (1 point)
A ball rolling downhill has both potential and kinetic energy.
True
False
Answer:
True
Explanation:
Since the ball is rolling down the hill, it has kinetic energy. However, since it is also storing energy, it holds potential energy as well that is waiting to be used.
QUESTION 1
from pg 89
1.1. Do your own research about the history of curriculum development in South Africa
since 1994. Identify and compare major changes that took place. P9 87
(5)
The curriculum of South Africa is greatly changed since 1994.
It is because new curriculum was introduced in 1994 which is totally changed from the previous one. The main purpose of changing the curriculum is that the old curriculum was not applicable and new curriculum is needed for the modern society. Due to change of the education system, the number of enrollments in higher education have doubled in 1994. In that year, 495,000 students were enrolled in higher education which shows that the new system is better than the older one.
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Which expression is equivalent to x2 - 12x + 11?
O (x+11)(x + 1)
O (x - 11)(x+1)
O (x + 11)(x - 1)
o (x - 11)(x - 1)
Answer: o (x - 11)(x - 1)
Explanation:
You can find two values that has a sum of -12 and a product of 11:
[tex]x^{2} -12x+11\\(x-11)(x-1)[/tex]
Or you can use the quadratic formula:
[tex]\frac{-b+-\sqrt{b^{2} -4ac} }{2a}[/tex]
Where:
a = 1b = -12c = 11Hola es para hoy por favor ayudenme!!!!!!
Answer:
where's the info??
Explanation:
Answer:
EN QUE TE PUEDO AYUDAR
Explanation:
which career fields have skills shortages?
Dentists ,numerous other medical position ,vets ,engineer, architect, engineer, accountants,teacher of children with special education need and many more career field have skills shortages.
how did dinosaurs die (worng answers only)
Answer:
because I farted
Answer:
because of meteor................
