Петр (a) Write the claim mathematically and identify H0and Ha. (b) Find the critical value(s) and identify the rejection region(s). (c) Find the standardized test statistic. (d) Decide whether to reject or fail to reject the null hypothesis. In a sample of 1000 home buyers, you find that 413 home buyers found their real estate agent through a friend. At a = 0.08, can you reject the claim that 45% of home buyers find their real estate agent through a friend? (a) Which of the following correctly states H0 and Ha.? O A. H0:p0.45 OB. H0: P50.45 Ha:p> 0.45 O E. H0:p20.45 Ha: P0.45 Ha: P50.45 OF. Hp: p = 0.45 Ha:p*0.45 find ab, c and d​