4.34 Ten students take a test and their scores (out of 100) are as follows:

95, 80, 40, 52, 60, 80, 82, 58, 65, 50 Test the null hypothesis that the cumulative distribution function of the proportion of right answers a student gets on the test is F0(x) ¼

0 x < 0 x2(3  2x) 0x 1 1 x > 1