On a survey, 8 students reported how many minutes it takes them to travel to school. Here are their responses.15, 16, 9, 9, 8, 6, 3, 9Find the mean travel time for these students.If necessary, round your answer to the nearest tenth.

The 5 students in Mrs. Clark's class were asked how many minutes it takes them to get to school in the morning. Here is what they answered.3, 15, 5, 14, 14Find the mean and median travel times for these students.If necessary, round your answers to the nearest tenth.

The 6 students in Mrs. Alexander's class were asked how many minutes it takes them to get to school in the morning. Here is what they answered.8, 16, 4, 11, 14, 14Find the mean and median travel times for these students.If necessary, round your answers to the nearest tenth.(a) Mean: minutes(b) Median: minutes

The 5 students in Mrs. Baker's class were asked how many minutes it takes them to get to school in the morning. Here is what they answered.16, 5, 12, 8, 11Find the mean and median travel times for these students.If necessary, round your answers to the nearest tenth.(a) Mean: minutes(b) Median: minutes

The 7 students in Mr. Foster's class were asked how many minutes it takes them to get to school in the morning. Here is what they answered.5, 14, 6, 5, 12, 10, 9Find the median and mean travel times for these students.If necessary, round your answers to the nearest tenth.

Diane and Melissa want to find the mean amount of time it takes students in their class to travel to school. So they each randomly select students in their class and ask for the times.The results are shown below (in minutes). Use the data to answer the questions.Diane's sample:7, 5, 20, 12, 16, 6, 8Melissa's sample:13, 8, 12, 20, 7(a) What is the sample size for Diane's sample?(b) What is the sample size for Melissa's sample?(c) Suppose you had to choose one sample to estimate the mean.Which sample is more likely to give a good estimate of the mean?Diane's sampleMelissa's sampleWhy?It has the smaller mean.It has the larger mean.It has the smaller sample size.It has the larger sample size.