Question

A study was conducted to determine the effects of sleep deprivation on people's ability to solve problems. 10 subjects participated in the study, with 2 at each of 5 sleep deprivation levels (8, 12, 16, 20, and 24 hours). After his or her specified sleep deprivtion period, each subject answered simple addition problems and the number of errors was recorded.

a) Fill in the ANOVA table below.

Source	df	SS	MS	F
Regression
Error/Residual			6.485
Total

b) If ??? = 320, find ???.

??? = ______

c) Find the coefficient of determination ?2 and interpret this value in terms of this problem.

r²= _____

Interpretation:

________% of the variation in sleep deprivation/problem solving/x/y can be explained by sleep deprivation/problem solving/x/y

*SST in the table is 134.301

Answer 1