Increasing numbers of businesses are offering child-care benefits for their workers. however, one union claims that fewer than 80% of firms in the manufacturing sector offer child-care benefits and performs a hypothesis test with a-0.05. a random sample of 390 manufacturing firms is selected and 295 of them offered child-care benefits. symbolically, the null and alternative hypothesis are as follows: hop -0.80 and hap< 0.80 what value of the 2-statistic should he report? round your standard error to four decimal places for calculations.
a. -0.0125
b. 0.0125
c. -2.15
d. 2.15