Find the Value of the Test Statistic Z Using $z = \frac { \hat { p } - p } { \sqrt { \frac { p q } { n } } }$

question 97

Multiple Choice

Find the value of the test statistic z using $z = \frac { \hat { p } - p } { \sqrt { \frac { p q } { n } } }$ A claim is made that the proportion of children who play sports is less than 0.5, and the sample statistics include n = 1320 subjects with 30% saying that they play a sport.

• A) -29.66
• B) 29.66
• C) 14.53
• D) -14.53

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