Find the value of the test statistic z using $$z = \frac { \hat { p } - p } { \sqrt { \frac { p q } { n } } }$$ The claim is that the proportion of drowning deaths of children attributable to beaches is more than 0.25, and the sample statistics include n = 696 drowning deaths of children with 30% of them attributable to beaches.
A) 2.88
B) -2.88
C) 3.05
D) -3.05

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The Answer of Find the value of the test statistic z using $$z = \frac { \hat { p } - p } { \sqrt { \frac { p q } { n } } }$$ The claim is that the proportion of drowning deaths of children attributable to beaches is more than 0.25, and the sample statistics include n = 696 drowning deaths of children with 30% of them attributable to beaches.
A) 2.88
B) -2.88
C) 3.05
D) -3.05

Find the Value of the Test Statistic Z Using z=p^−ppqnz = \frac { \hat { p } - p } { \sqrt { \frac { p q } { n } } }z=npq​​p^​−p​

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