The proportion of households with pets is estimated to be 85%. The proportion of 200 investigated households with pets is 0.78.

Is this providing evidence that the 85% estimate is incorrect? Test at 95% confidence level.

Hint: This is a hypothesis test. You need to calculate the test statistic and compare it with the critical value to make your decision and conclusion.

Select one:a. Yes, since the test statistic is smaller than the left critical valueb. Yes, since the test statistic is more then the positive critical valuec. No, since the test statistic is larger than the left critical valued. No, since the test statistic is less than the positive critical value