Question

A psychologist specializing in marriage counseling claims that, among all married couples, the proportion p for whom her communication program can prevent divorce is at least 76%. In a random sample of 230 married couples who completed her program, 160 of them stayed together. Based on this sample, can we reject the psychologist's claim at the 0.05 level of significance? Perform a one-tailed test. Then fill in the table below Carry your intermediate computations to at least three decimal places and round your answers as specified in the table. The nut hypothesis OP The witerative hypothesis: 40 The type of test statistic D-a Oso DDDDD The value of the test statistics (Round to at least three decimal places) X The critical value 0.05 level of significance (Round to at least three Decimal places) Can we reject the psychologists aim that the proportion of and coules for women pull i Wuuston Attempt 1 of 1 Timo Remaining: 1:23:42 . Penormone call to low Carry your intermediate computations to at least three decimal places and round your answers as specified in the table. The null hypothesis: HOP The alternative hypothesis: The type of test statistic: (Choose one) The value of the test statistic: (Round to at least three decimal places.) 0-0 Oso 020 0-0 DO 0> X 5 ? The critical value at the 0.05 level of significance: (Round to at least three decimal places.) Can we reject the psychologist's daim that the proportion of married couples for whom her program can prevent divorce is at least 76%? Yes No Continue