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Significance tests A test of H0 :p = 0.65 against Ha :p < 0.65 has test statistic z =
Chapter 9, Problem 38(choose chapter or problem)
Significance tests A test of H0 :p = 0.65 against Ha :p < 0.65 has test statistic z = 1.78. (a) What conclusion would you draw at the 5% significance level? At the 1% level? (b) If the alternative hypothesis were Ha :p 0.65, what conclusion would you draw at the 5% significance level? At the 1% level?
Questions & Answers
QUESTION:
Significance tests A test of H0 :p = 0.65 against Ha :p < 0.65 has test statistic z = 1.78. (a) What conclusion would you draw at the 5% significance level? At the 1% level? (b) If the alternative hypothesis were Ha :p 0.65, what conclusion would you draw at the 5% significance level? At the 1% level?
ANSWER:Step 1 of 3
(a)
Given:
The P-value is the probability of obtaining the value of the test statistic, or a value more extreme. Determine the P-value using table A: