Answer :
Answer:
Step-by-step explanation:
x - x0 53 - 47 6
The z-score formula is z = --------------- = --------------- = -------- ≈ 0.55
sigma 11 11
Answer:
Step-by-step explanation:
x - x0 53 - 47 6
The z-score formula is z = --------------- = --------------- = -------- ≈ 0.55
sigma 11 11