A newspaper article claims that there are many more newborn females than males, although you had assumed that there was a 50-50 chance of being born male or female. Through the local hospital, you determine that 628 baby boys and 718 baby girls were born over the past two-month period.

(10 points)

a. What are Ho and Ha?

b. Compute the appropriate statistic.

c. Determine whether the results are significant at a = 0. 05

d. Report your results in the correct format and interpret them.