Chapter 8, Problem 8.3P

Do athletes in different sports vary in terms of their readiness for college? Reported here are college entrance exam scores of fictitious random samples of college basketball and football players and male and female athletes. Is there a significant difference between groups? Write a sentence or two explaining the results.

a.

Sample 1 (Basketball Players)	Sample 2 (Basketball Players)
${\bar{X}}_1=460$	${\bar{X}}_2=442$
$s_1=92$	$s_2=57$
$N_1=102$	$N_2=117$

b.

Sample 1 (Males)	Sample 2 (Females)
${\bar{X}}_1=452$	${\bar{X}}_2=480$
$s_1=88$	$s_2=75$
$N_1=107$	$N_2=105$