Suppose a charitable organization wishes to know what the best method for soliciting donations. Half of the potential donors receive an email asking for a donation, and the other half receive postal mail asking for a donation. Each individual appears in the data set exactly one time. For each individual, the data records the dependent variable, donation amount (in dollars), and the independent variable, method: email or postal mail. What is an appropriate statistical method to determine if there is a statistically significant difference in the average donation per person when comparing individuals who received an email vs. those who received postal mail? Question 16 options: Independent t-test. Paired t-test. Neither of the above