The data shown in the table represent the completion time (in minutes) of exams taken by two students. A. Can we conclude at the 0.10 level of significance that the average completion time of student 2 exceeds that of student 1 by more than 10 minutes? Assume that the distribution of times to be approximately normal with unequal variances. Also, determine the p-value. Express the p-value in the form P[__] = 2P[__ Test at the 0.10 level of significance the hypothesis that g? = g? against the alternative a? ± g?. or =_whichever is applicable. B.

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TEST OF HYPOTHESIS

The data shown in the table represent the completion time (in minutes) of exams taken by two students.
A. Can we conclude at the 0.10 level of significance that the average completion time of student 2 exceeds that
of student 1 by more than 10 minutes? Assume that the distribution of times to be approximately normal with
unequal variances. Also, determine the p-value. Express the p-value in the form P[_
2P[___] =
B. Test at the 0.10 level of significance the hypothesis that of = ož against the alternative of # ož.
=
or
whichever is applicable.
Student
Time (minutes)
1
98
102
109
86
92
2
114
81
87
165
92
97
134
Transcribed Image Text:The data shown in the table represent the completion time (in minutes) of exams taken by two students. A. Can we conclude at the 0.10 level of significance that the average completion time of student 2 exceeds that of student 1 by more than 10 minutes? Assume that the distribution of times to be approximately normal with unequal variances. Also, determine the p-value. Express the p-value in the form P[_ 2P[___] = B. Test at the 0.10 level of significance the hypothesis that of = ož against the alternative of # ož. = or whichever is applicable. Student Time (minutes) 1 98 102 109 86 92 2 114 81 87 165 92 97 134
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