تم الحل ✓
categoryإحصاء
schoolبكالوريوس
event_available2026-07-14
السؤال
Transcribed Image Text:
Use the t-distribution and the given sample results to complete the test of the given hypotheses. Assume the results come from random samples, and if
the sample sizes are small, assume the underlying distributions are relatively normal.
Test Hoμ₁ =μ₂ vs H₁₁>μ₂ using the sample results ₁ = 56, s₁ = 8.2 with n₁ = 30 and 2 = 51,82 = 6.9 with n₂
= 40.
(a) Give the test statistic and the p-value.
Round your answer for the test statistic to two decimal places and your answer for the p-value to three decimal places.
test statistic = i
p-value = i
(b) What is the conclusion of the test? Test at a 5% level.
Reject Ho
Do not reject Ho.
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