Williamis interested in knowing whether or not athletics from his team have lower satisfaction with their team on a survey than the known population average survey score of 19 and the known population survey standard deviation is 12.He samples 36 athletics from his team and finds a sample mean of 15.Assume an alpha = .05.

Conduct a one-sample z-test to answer the question above.

Report hypotheses

the test statistic

the critical value

conclusion with regards to the hypotheses

state what the result means for the problem