Test Hypotheses About a Population Mean with Known Using the Classical

Multiple Choice

Test Hypotheses about a Population Mean with Known Using the Classical Approach
-You wish to test the claim that $\mu \neq 47$ at a level of significance of $\alpha = 0.01$ and are given sample statistics $n = 40$ , $\bar { x } = 48.8$ , and $\sigma = 4.3$ . Compute the value of the test statistic. Round your answer to two decimal places.

A) $2.65$
B) $3.51$
C) $2.12$
D) $1.96$