State the hypotheses.Ho :H :The level of significance isand df =Determine the critical region.tcritical =Complete the table and compute for the value of sample mean, standard deviation andone sample t testX-X(X – X)²(X – X)(X – X)?X20361035812152817162530n =X =S =tcomputed =Decision rule.Conclusion. 3. A researcher estimates that the average height of buildings in terms of the number of storey in theNational Capital Region is at least 15 storeys. A random sample of 12 buildings is selected, and thenumbers of storey are shown. At = 0.01, is there enough to reject the claim?20108151725363512281630

In hypothesis testing, the value of the test statistic is calculated from the sample observations.…

3. A researcher estimates that the average height of buildings in terms of the number of storey in the National Capital Region is at least 15 storeys. A random sample of 12 buildings is selected, and the numbers of storey are shown. At = 0.01, is there enough to reject the claim? 20 10 8 15 17 25 36 35 12 28 16 30