33. A survey of nonprofit organizations showed that online fundraising has increased in the past year. Based on a random sample of 25 nonprofits, the mean one-time gift donation in the past year was $75 (sample mean), with a sample standard deviation of $9. Construct and interpret a 95% confidence interval estimate for the population mean one-time gift donation. Assume that the distribution is normal. You must provide answer for each step below. a. State the point estimate used in the calculation of the confidence interval. (2 point) b. Calculate the standard error used in the calculation of the confidence interval. (2 points) c. State the critical value used in the calculation of the confidence interval. (2 points) d. State the margin of error used in the calculation of the confidence interval. (2 point) e. Provide the 95% confidence interval. (2 point)