A student wants to see if the number of times a book has been checked out of the library in the past year and the number of pages in the book are related. She guesses that the number of times a book has been checked out of the library in the past year will be a predictor of the number of pages it has. She randomly sampled 14 books from the library, test her claim at a 0.01 level of significance. The correlation coefficient: number of times checked out 47 28 29 5 23 50 30 35 33 2 31 12 r= y= (round to 3 decimal places) The equation y=a+bx is: (round to 3 decimal places) 1 33 The test value is: number of pages 364 389 The p-value is: The hypotheses are: Ho: p= 0 (no linear relationship) HA:P #0 (linear relationship) (claim) Since ax is 0.01 the critical value is -3.055 and 3.055 X 259 364 422 418 236 383 340 236 414 217 234 392 (round to 3 decimal places) (round to 3 decimal places)
A student wants to see if the number of times a book has been checked out of the library in the past year and the number of pages in the book are related. She guesses that the number of times a book has been checked out of the library in the past year will be a predictor of the number of pages it has. She randomly sampled 14 books from the library, test her claim at a 0.01 level of significance. The correlation coefficient: number of times checked out 47 28 29 5 23 50 30 35 33 2 31 12 r= y= (round to 3 decimal places) The equation y=a+bx is: (round to 3 decimal places) 1 33 The test value is: number of pages 364 389 The p-value is: The hypotheses are: Ho: p= 0 (no linear relationship) HA:P #0 (linear relationship) (claim) Since ax is 0.01 the critical value is -3.055 and 3.055 X 259 364 422 418 236 383 340 236 414 217 234 392 (round to 3 decimal places) (round to 3 decimal places)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question

Transcribed Image Text:A student wants to see if the number of times a book has been checked out of the library in the past year
and the number of pages in the book are related. She guesses that the number of times a book has been
checked out of the library in the past year will be a predictor of the number of pages it has. She randomly
sampled 14 books from the library, test her claim at a 0.01 level of significance.
number of times checked out
47
28
29
5
23
50
30
35
33
2
31
12
1
33
The correlation coefficient:
y=
(round to 3 decimal places)
The equation y=a+bx is: (round to 3 decimal places)
number of pages
364
389
The test value is:
The hypotheses are:
Hop 0 (no linear relationship)
HA:P 0 (linear relationship) (claim)
Since a is 0.01 the critical value is -3.055 and 3.055
The p-value is:
X
259
364
422
418
236
383
340
236
414
217
234
392
(round to 3 decimal places)
(round to 3 decimal places)
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