Data Show That Man Between The Ages Of 20 And 20 In A General Population Have A Mean Height Of 30 3 Inches With A Stand 1 (30.11 KiB) Viewed 109 times
Data Show That Man Between The Ages Of 20 And 20 In A General Population Have A Mean Height Of 30 3 Inches With A Stand 2 (31.37 KiB) Viewed 109 times
Data show that man between the ages of 20 and 20 in a general population have a mean height of 30 3 inches, with a standard deviation of 3.1 inchos. A baseball analyst wonders whether the standard deviation of heights of major longue baseball players is less than 3.1 inches The hoights (in inches) of 20 randomly selected players are shown in the table Click the icon to view the data table Test the notion at the a=0 05 level of significance What are the correct hypotheses for this test? The null hypothesis is Ho 3.1 The alternative hypothesis is Hy 31 Calculate the value of the fest statistic x2 - (Round to three decimal places as needed.) Use technology to determine the P value for the test statistic The P value is (Round to three decimal places as needed) What is the correct conclusion at the ato level of significance? Since the P value is than the level of significance, the null hypothesis There v sufficient evidence to conclude that the standard deviation of heights of major-league baseball players is less than 3 1 inches at the 005 level of significance
oyu Wastudii pidyuis is the negats (inches) of 20 randomly s are shown in the table Click the icon to view the data table • X Data table e notion at the a=0.05 14 are the correct hypothese Il hypothesis is Ho ernative hypothesis is H 72 74 71 72 76 70 77 75 72 72 7771 75 70 73 74 75 73 74 74 ate the value of the test (Round to three decim Print Done chnology to determine th alue is to three decimal places
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