Question

Chen rolls a dice and records the score each time.

The results are shown in the table.

Score Frequency

1 9

2 14

3 2

4 12

5 8

6 5

Calculate his mean score.

Answer 1

Answer:

Mean = Total of observation/total no. of observation.

Total no. of observations = 12      [As there are 12 numbers]

Mean = 1+9+2+14+3+2+4+12+5+8+6+5/12

=71/12

=>5.91666666667

Thus,The mean score would be 5.91666666667.