Business stats

Developing an Understanding of Statistical Concepts For Exercises 11.13-11.19, calculate the p-value of the test to In Exercises 11.7-11.12, calculate the value of the test statistic, determine that there is sufficient evidence to infer each research set up the rejection region, determine the p-value, interpret the objective. result, and draw the sampling distribution. 11.13 Research objective: The population mean is less 11.7 Ho: M = 1000 than 250. H: M # 1000 6 = 200, n = 100, x = 980, a = .01 o = 40, n = 70, x = 240 11.8 Ho: H = 50 11.14 Research objective: The population mean is not H: H > 50 equal to 1,500. 6 = 5, n=9, x= 51, a =.03 o = 220, n = 125, x = 1525 11.9 Ho: M = 15 H: M 70 o = 10, n = 100, x = 1.5 o = 20, n = 100, x = 80, a = .01 11.12 Ho: H = 50 11.17 Research objective: The population mean is less than 0. H: M 70 6 = 20, n = 100, x = 80, a = .01 11.17 Research objective: The population mean is less than 0. o = 25, n = 400, x = - 2.3 Copyright 2018 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, ingwhole or in part. WCN 02-200-203