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January 25, 2015

January 25, 2015

Posted by **Marge** on Wednesday, July 27, 2011 at 11:20pm.

Males Females (sample mean)X: 40.26 36.85

S 13.35 9.42

N 100 72

a) at the 0.05 level of significance, is there evidence of a difference in the variability of the computer anxiety experienced by males and females?

b) Interpret the P-Value

c) What assumption do you need to make about the two populations in order to justify the use of the F test?

d) Based on (a) and (b) which t test defined in section 10.1 should you use to test whether there is a significant difference in mean computer anxiety for female and male students?

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