We asked a sample of 25 elderly respondents about the number of hours a day they watch T.V. and obtained the following scores: 7, 1, 2, 0, 1, 12, 8, 7, 9, 0, 1, 1, 2, 5, 6, 6, 11, 8, 6, 1, 7, 11, 2, 5, 6. (17 pts) 1. Apply the basic descriptive statistics to this distribution. 2. Calculate the measures of central tendency and of variation and interpret their meaning. 3. Find P89 and interpret its meaning. 4. Describe the shape of this distribution. 5. Use an appropriate graph to show the distribution. 6. Construct a grouped frequency of 5 intervals and compute the mean of that grouped frequency.