Find a point estimate for p and also construct a 90% confidence interval for p. O 0.700, (0.642, 0.767) 700, (0.676, 0.724) 0.700, (0.676, 0.724) O 0.300, (0.276, 0.324) 700, (0.642, 0.767) D Question 8 1 points Which of the following actions would result in a confidence interval narrower than the 90% confidence interval computed above from problem #10? Computing a 95% confidence interval rather than a 90% confidence interval O Computing a 99% confidence interval rather than a 90% confidence interval None of the above O Decreasing the sample size O Computing a 80% confidence interval rather than a 90% confidence interval