A book claims that 28% of physicians are women. In a sample of 120 randomly selected physicians, 40 are women. Using a =0.01

(a)Write the null hypothesis and alternative hypotheses mathematically and state which one is the claim.

H₀: ____________H_a: ____________Claim: ___________________

(b) State the critical value(s):

(c)Find the standardized test statistic.

(d)Which the correct conclusion:Reject H₀Fail to reject H₀

(e)Choose the correct interpretation.

There is insufficient / sufficient evidence to reject / supportthe claim.