Mateo gathered data on the number of videos the students in her class watched during one week. This data is shown in the frequency table below. No. of videos watched 0,1, 2, 4, 5, 6, 7, 8

Frequency 7, 9, 3, 4, 1, 1, 0, 0 , 1

As part of Mateo's analysis of this data he found the median, the lower quartile, the upper quartile, the interquartile range and the range. What answers did he get for these?

1. The following are measures of the time (in seconds) taken to look at a glossy ad insert by the members of a focus group
   1. Determine the median and the mode.
   2. Estimate the mean using an appropriate relationship.
   3. Compute the actual mean.
   4. Comment on the nature of the distribution.