If the distribution of volunteer times is approximately normal and we assume the sample mean of x=14.76 hours, and standard deviation of s=16.54 hours are good approximations to the population mean and standard deviation, we would expect that approximately Enter a number. Incorrect: Your answer is incorrect. % of volunteer times would be negative. Therefore, it is not Correct: Your answer is correct. reasonable to think that the distribution of volunteer times is approximately normal.The paper "The Effects of Adolescent Volunteer Activities on the Perception of Local Society and Community Spirit Mediated by Self-Conception" describes a survey of a large representative sample of middle school children in South Korea. One question in the survey asked how much time per year the children spent in volunteer activities. The sample mean was 14.76 hours and the sample standard deviation was 16.54 hours