Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Researchers wondered whether the size of a person's brain was related to the individual's mental capacity. They selected a sample of 5 females and 5

Researchers wondered whether the size of a person's brain was related to the individual's mental capacity. They selected a sample of 5 females and 5 males and measured their MRI counts and IQ scores. The data is reported to the right.

Critical Values for Correlation Coefficient

n

3

0.997

4

0.950

5

0.878

6

0.811

7

0.754

8

0.707

9

0.666

10

0.632

11

0.602

12

0.576

13

0.553

14

0.532

15

0.514

16

0.497

17

0.482

18

0.468

19

0.456

20

0.444

21

0.433

22

0.423

23

0.413

24

0.404

25

0.396

26

0.388

27

0.381

28

0.374

29

0.367

30

0.361

Females

Males

MRI

IQ

MRI

IQ

833,868

132

1,001,121

140

856,472

140

1,079,550

141

852,244

132

924,059

135

866,662

130

955,003

139

857,782

133

949,589

144

Compute the linear correlation coefficient between MRI count and IQ for females. Compute the linear correlation coefficient between MRI count and IQ for males.

The linear correlation coefficient for females is ____

The linear correlation coefficient for males is _____

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Topology

Authors: Marco Manetti

1st Edition

3319169580, 9783319169583

More Books

Students also viewed these Mathematics questions

Question

2. Experiment with peer editing.

Answered: 1 week ago