state the conclusion based on the results of the test accord
state the conclusion based on the results of the test. according to the report the standard deviation of monthly cell phone bills was $49.49 three years ago. a researcher suspects that the standard deviation of monthly cell phone bills is higher today. the null hypothesis is no rejected.
Solution
Set Up Hypothesis
Null, standard deviation of monthly cell phone bills was $49.49 H0: =$49.49
Alternate, not Ho H1:!=$49.49
we cliam that standard deviation of monthly cell phone bills was $49.49
