Mathematics, 17.07.2019 22:30, elricardo34
Asurvey of nonprofit organizations showed that online fundraising has increased in the past year. based on a random sample of 55 nonprofits, the mean one-time gift donation in the past year was $75, with a standard deviation of $9.
a. construct a 95% confidence interval estimate for the population mean one-time gift donation.
b. interpret the interval constructed in a.
p. s: how do i calculate the t-value in this question?
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Asurvey of nonprofit organizations showed that online fundraising has increased in the past year. ba...
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