For the given sample data and null hypothesis, compute the value of the test statistic, z The claim is that the proportion of drowning deaths of children occurring at beaches is more than 0.25. The sample statistics include n=615drowning deaths of children with 30% of them occurring at beaches.

Group of answer choices

a. -2.86

b. 0.25

c. -2.71

d. 2.71

e. 2.86