The frequency table alongside shows the number of phone calls made in a day by 50…
MATHEMATICS · Multi-part · AP · AP Statistics · Exploring One-Variable Data · Exploring One-Variable Data
Problem
The frequency table alongside shows the number of phone calls made in a day by 50 fifteen-year-olds.
Number of phone calls
Frequency
0
5
1
8
2
13
3
8
4
6
5
3
6
3
7
2
8
1
11
1
(1) For this data set, find the: i mean ii median iii mode.
(2) Construct a column graph for the data and show the position of the mean, median, and mode on the horizontal axis.
(3) Describe the distribution of the data.
(4) Why is the mean larger than the median?
(5) Which measure of centre would be the most suitable for this data set?