marketing manager for a cell phone company claims that more than 35 of children age I have cell phones . In a random sample of 5000 it is found that 1805 had cell phones . Can you conclude that the manager's claim is true ? Use a significance level a = 0 01 . Use this scenario answer questions 16 - 20 16 Stat e the alternative and null hypothesis 7 ) Calculate the test statistic 18 Identify the p- value . 19 ) Make your decision 20 ) Interpret the results