ALUATION when she gets more sleep she does better on tests. To test her hypothesis, she tracked how she did on a number of tests, based on how many hours of sleep she got on the night previous. Is there a significant relationship between hours of sleep and test scores? Yvonne is a good student, but at times she doesn't get enough sleep. She hypothesizes that (X-X BAR)² (Y-Y BAR)2 х-Х BAR Y-Y BAR (2(-X BAR) (Y-Y BAR) Y 8 81 80 75 65 6. 91 6. 80 INTERPRETATION:

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Nine students held their breath, once after breathing normally and relaxing for one minute, and once after hyperventilating for one minute. The table indicates how long (in sec) they were able to hold their breath. Is there an association between the two variables?
WALUATION
when she gets more sleep she does better on tests. To test her hypothesis, she tracked how she did on a
number of tests, based on how many hours of sleep she got on the night previous. Is there a significant
relationship between hours of sleep and test scores?
Yvonne is a good student, but at times she doesn't get enough sleep. She hypothesizes that
(Х-X BAR)?
(Y-Y BAR)2
х-Х BAR
Y-Y BAR ()X-X BAR) (Y-Y BAR)
Y
8
81
8.
80
75
65
91
80
6.
INTERPRETATION:
657
Transcribed Image Text:WALUATION when she gets more sleep she does better on tests. To test her hypothesis, she tracked how she did on a number of tests, based on how many hours of sleep she got on the night previous. Is there a significant relationship between hours of sleep and test scores? Yvonne is a good student, but at times she doesn't get enough sleep. She hypothesizes that (Х-X BAR)? (Y-Y BAR)2 х-Х BAR Y-Y BAR ()X-X BAR) (Y-Y BAR) Y 8 81 8. 80 75 65 91 80 6. INTERPRETATION: 657
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