| Height(cm) |
160 |
161 |
162 |
163 |
164 |
165
|
| No. of players |
4 |
6 |
3 |
7 |
8 |
9 |
the table shows the height of 37 players of a basketball team calculates correct to one decimal place the mean height of the players.
∑fx = (160 * 4) + (161 * 6) + (162 * 3) + (163 * 7) + (164 * 8) + (165 * 9)
=640 + 966 + 486 + 1,141 + 1,312 + 1,485
= 6,030
∑f = 4 + 6 + 3 + 7 + 8 + 9
= 37
= \(\frac{∑fx}{∑f}\)
= \(\frac{6030}{37}\)
= 162.97 or 163