0 ≤ x < 3
sorry if this is wrong!
Answer:
(b) 0.251
Step-by-step explanation:
1. Standard deviation equation:

Where X is the mean of the data, and N the amount of data. Then, N=5
2. Estimate the Mean:

3. Caclulate Standard deviation:


Yes, you'd be able to play.
37/42 = .88 = 88%
So you've attended more than 85% of the practices.