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vladimir1956 [14]
3 years ago
7

In a recent study of a random sample of 113 people, 92 reported dreaming in color. In the 1940’s, the proportion of people who r

eported dreaming in color was 29%. Is there evidence to show that the proportion of people who dream in color is different than the proportion in the 1940’s? What is the critical value for this hypothesis test?
Mathematics
1 answer:
Pachacha [2.7K]3 years ago
3 0
I don’t have a logical answer for this
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The nth term of a sequence is given by 2n²+1.Write down the first four terms of the sequence.​
ivanzaharov [21]

Answer:

2(1)²−1= 1

2(2)²−1= 7

2(3)²−1= 17

2(4)²−1= 31

2(5)²−1= 49

<em><u>Please mark as brainliest if answer is right </u></em>

Have a great day, be safe and healthy  

Thank u  

XD  

5 0
3 years ago
51 is 85% of what number?<br><br>A) 1.67<br>B) 51<br>C) 60<br>D) 43.35
givi [52]
(C) 60 is your answer
4 0
3 years ago
Read 2 more answers
Kendra washes windows in an office building. She washes 25 of the windows on Monday. She washes 13 of the windows on Tuesday. Wh
Tatiana [17]

Answer:

4/15

Step-by-step explanation:

4 0
3 years ago
Why might your purpose change while you’re reading a passage?
SashulF [63]

Answer is B- you might begin to visualize the story.

6 0
3 years ago
A 6 inch personal pizza has 640 calories, with 240 of those from fat. A 12 inch pizza is cutinto 8 slices. Estimate the number o
MissTica

Given:

Number calories in a 6-inch pizza = 640 calories

For the pizza of 6 inch

A=\pi(3)^2=9\pi

For the pizza of 12 inch

A=\pi(6)^2=36\pi

Number calories in a 6-inch pizza = 640 calories, therefore:

\frac{A_{6\text{ inch}}}{A_{12\text{ inch}}}=\frac{640}{x}

Substitute:

\begin{gathered} \frac{9\pi}{36\pi}=\frac{640}{x} \\ Simplify \\ \frac{1}{4}=\frac{640}{x} \end{gathered}

And solve for x:

\begin{gathered} 1\cdot x=4\cdot640 \\ x=2560 \end{gathered}

Now, Estimate the number of calories in one slice of a 12 inch pizza:

\frac{2560}{8}=320

Answer: 320 calories

4 0
1 year ago
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