Question

2. Employees were asked how many times per week they exercised. The frequency table shows the results of the survey. Number of times exercised per week 0 1 2 3 4 5 6 7 8 Frequency 5 10 2 9 33 12 15 3 1 (a) Create a probability distribution table from the frequency table. Round probabilities to the nearest hundredth. Find: (b) (c) (d)

Answer 1

Explanation:

The employees were surveyed how many times per week they exercised.

x Freq p(x)

0 5 0.055555556

1 10 0.111111111

2 2 0.022222222

3 9 0.1

4 33 0.366666667

5 12 0.133333333

6 15 0.166666667

7 3 0.033333333

8 1 0.011111111

Total 90 1