An 80% confidence interval is found to be (26, 38). What is the margin of
error?
A. 9.6
B. 12
C. 6
D. 4.8

Answers

Answer 1

Answer:

C : 6

Step-by-step explanation:


Related Questions

Please help!! Thank you so much!!

Answers

Answer:

AC, AB, BC

Step-by-step explanation:

3x-13+2x-20+x+15=180

6x-18=180

6x=198

x=33

<a 86

<b 46

<c48

the girl boy ratio was 9-7 if 63 girls attended how many boys attended?

Answers

Answer:

49      100 percnet

Step-by-step explanation:

9:7

times by 7

The number of boys attended are 49.

What is the definition of the ratio?In mathematics, a ratio is a term used to compare two numbers. It is used to express how large or small an amount is in comparison to another. A ratio compares two quantities by dividing them. The dividend is referred to as the 'antecedent,' while the divisor is referred to as the 'consequent.'

For the given question.

Let the number of girls be 'x' = 63.

Let the number of boys be 'y'.

The ratio of girls to boy is 9:7.

Thus,

x/y = 9/7

Boys  = ?

y = 7x/9

Put x = 63

y = 7×63/9

y = 49

Thus, the number of boys attended are 49.

To know more about the ratio, here

https://brainly.com/question/12024093

#SPJ2

Find 25% of 108 grams.

Answers

Answer:

27 Grams

Step-by-step explanation:

translate the phrase twice m increased by 2 is equal to 7 more then m
pls show your work plss
thx
A. m/2 + 2 = 7 + m
B. 2m + 2 = 7 + m
C. 2m + 2 = m + 7
D. 2m * 2 = m + 7

Answers

The answer to this question is B

What is the measure of

Answers

Answer:

148°!

Step-by-step explanation:

By taking 180° (The degree of a striaght line) and subract by the other angle (32°) you'll get the answer!!

Estimate the unit rate to the nearest hundredth $2.35 12 Grade AA eggs.

Answers

Answer:

2.4

Step-by-step explanation:

What is the solution to this inequality?
-6x + 5 > -1

A: x > -1
B: X 1
D: X < -1

Answers

Step-by-step explanation:

-6x + 5 > -1

-6x > -6 (subtract 5 on both sides)

x < 1 (divide -6 on both sides, flip the sign)

Hence the answer is x < 1.

Answer:

b i hope

Step-by-step explanation:

A medication cost $4.40 per pound. As the assistant to the accountant, find the cost per kilogram. (1 kg ≈ 2.2 lb)

Answers

Answer:

i believe its 2$ per pound but not completely sure

Step-by-step explanation:

Destiny earns $0.75 for every 1/4 hour she spends doing chores. How long o points
would it take Destiny to earn $12.00?
2 hours
4 hours
8 hours
16 hours
Answer now please

Answers

Answer:

8 hours

Step-by-step explanation:

i hope it's helpful and 8h is the real answer

8 hours is the right answer

A right triangle has legs of lengths 24 and 23 inches. Find the length of
the hypotenuse (nearest tenth).
label required

Answers

Answer:

33.2

Step-by-step explanation:

24²+²23²=1105

Square root of 33.2415

=33.2

5h=srt solve for t please help

Answers

Answer:

5h/sr=t

Step-by-step explanation:

To get t alone basically all you do is divide 5h by s and r.

So the new equation would be 5h / sr = t

Kristen used the expression 82 - 22.2-52, what is the
value of it?

Answers

Answer:

the answer to this is 7.8

Solve the equation! ^w^

Answers

Answer:

Your correct answer would be 1

7.) One gallon is 4 quarts. Kai buys 2.5 gallons of milk at the store. How many quarts of milk did Kai buy?​

Answers

Answer:

10 quarts

Step-by-step explanation:

Han has Spent 75 minutes practicing the piano over the weekend priya practice the violin for 152% as much time as hand practicing piano how long does she practice

Answers

Answer: 114 minutes

Step-by-step explanation:

From the question, we are informed that Han has Spent 75 minutes practicing the piano over the weekend while Priya practice the violin for 152% as much time as Han used in practicing the piano.

Therefore, the number of minutes used in practicing by Priya would be gotten by multiplying 152% by 75 minutes. This would be:

= 152% × 75 minutes.

= 152/100 × 75minutes

= 1.52 × 75 minutes

= 114 minutes

Are the ratios 5:4 and 17:12 equivalent?

Answers

Answer:

yes

Step-by-step explanation:

These fractions are equivalent because they can be divided by the same number... i think

They are not equivalent because if you but them into fractions and divide the numerator by the denominator they do not end up being the same

What is the area of a square with a side length of 7 feet ?

HELP

Answers

Answer:

49 square feet

Step-by-step explanation:

Area of square

[tex] = {7}^{2} \\ \\ = 49 \: {ft}^{2} \\ [/tex]

Neil is completing a 10 km run in 4 months’
time. His personal best for 10 km is 55 minutes
and he wants to complete this run in less than
45 minutes.

Identify the components of health-related
fitness that Neil will have to develop to try and
achieve this. Justify your choices.

Answers

Answer:

Hello There!!

Step-by-step explanation:

There are five components of physical fitness:

1. Body composition

2.Flexibility

3. Muscular strength

4. Muscular endurance

5. Cardiorespiratory endurance

I think he will have to develop Flexibility,Muscular Endurance and also Cardiorespiratory Endurance.

hope this helps,have a great day!!

~Pinky~

Find the GCF of 22ab 2c 2 and 40a 3c 2.

Answers

Answer:

2ac^2

Step-by-step explanation:

Factors:

22ab^2c^2 = 2 * 11 * a * b * b * c * c

40a^3c^2= 2 * 20 * a * a * a * c * c

GCF:

= 2 * a * c * c

= 2ac^2

Answer:

40a

Step-by-step explanation:

A dolphin is 20 feet below sea level.
Write an integer to represent the situation.

Answers

Answer:

-20

Step-by-step explanation:

Below means negative

*WILL GIVE A BRAINIST*
GEOMETRY

Answers

I’m not really sure, but I think it is C. XY=7. If it’s wrong, I am terribly sorry.

Please help me with this ;(

Answers

x=-2
Brainliest.
Good luck

I don’t get 9.) so if anyone can’t skip it I need help with 10.) too

Answers

Answer:

ok number 9.) i believe its 7 if im wrong im so sorry

Step-by-step explanation:

Answer:

I will help with 10 i don't get 9 sorry so the answer is (a) F(5,4)

Step-by-step explanation:

So you have the midpoint and you put f(x, y) and D(-3,-8)

So

E=(x-3/2, y-8/2) =(1,-2) so

X-3/2 =1 , x-3=2 so x = 5

And y-8/2 = - 2. , so y-8 = - 4. , so y =4

So F =(5, 4)

Arrange the 9 digits in three arithmetic sums. Using three of the four operations of addition, subtraction, multiplication, or division. Use no signs except the signs using those operations. Here is an example

You must use digits 1 - 9 and only ONCE

3 + 4 = 7

9 - 8 = 1

30 / 6 = 5

The above example is not correct, because it does not contain 2, and three is repeated.

Answers

Answer:

i. 5 + 4 = 9

ii. 2 x 3 = 6

iii. 8 - 7 = 1

Step-by-step explanation:

Given: The basic arithmetic operations: addition, subtraction, multiplication or division.

           Digits from 1 - 9

Using three arithmetic operations - addition, subtraction, multiplication, and the given digits, the following three expressions can be formed:

i. 5 + 4 = 9

ii. 2 x 3 = 6

iii. 8 - 7 = 1

It can be observed that there is no repetition of digits in the above expressions as required.

Is the scale factor k=1.5 an enlargement, a reduction or an isometry?"
A. Enlargement
B. Reduction
C. Isometry

Answers

It would be a so that you could min dig das

Answer:

Step-by-step explanation:

Which expression correctly represents “six more than the quotient of three and a number, decreased by eight”?
6 + StartFraction 3 Over n EndFraction minus 8
6 + StartFraction n Over 3 EndFraction minus 8
6 + StartFraction 3 Over n EndFraction + 8
6 + StartFraction n Over 3 EndFraction + 8

Answers

Answer:

C

Step-by-step explanation:

Because yeahhhh

Answer:

C

Step-by-step explanation:

help me plsss!!!!!!!!

Answers

Answer:

the answer is b

hope that helps

Which is the graph of y -3= -2/3( x+ 6)?

Answers

Answer:

y= −2/3x−1

Step-by-step explanation:

What is the slope line through 1,-1 and 6,2

Answers

Answer:

[tex]\huge\boxed{slope=\dfrac{3}{5}=0.6}[/tex]

Step-by-step explanation:

The formula of a slope:

[tex]m=\dfrac{y_2-y_1}{x_2-x_1}[/tex]

We have the points (1, -1) and (6, 2).

Substitute:

[tex]m=\dfrac{2-(-1)}{6-1}=\dfrac{2+1}{5}=\dfrac{3}{5}=0.6[/tex]

Jason’s current age is 1/4 his mom’s current age. In 16 years, Jason’s age will be 1/2 his mom’s age. The equation below can be used to determine x, Jason’s current age. What is Jason’s current age, in years

Answers

Answer:x=8

Step-by-step explanation: if you download Math-way you’ll get a lot of answers I was doing a test and I seen u didn’t have an answer so I decided to help you

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