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Textbook Solution
Mathematics
Statistics
Use the data given and the eight step process to test
Use the data given and the eight step process to test
Use the data given and the eight-step process to test the following hypotheses.
H0: µ1 - µ2 = 0 ....... Ha: µ1 - µ2 < 0
Sample 1 ... Sample 2
n1 = 8 ...... n2 = 11
x̄1 = 24.56 ... x̄2 = 26.42
s21 = 12.4 .... s22 = 15.8
Use a 1% level of significance, and assume that x is normally distributed.
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