Answer:
0.0523
Step-by-step explanation:
Answer: 2004.3
Step-by-step explanation: 51% of 3930 is 2004.3
z = -2.83
<u>Explanation:</u>
Given:
Mean, μ = 68
Standard deviation, σ = 6
Data point, x = 51
Z score, z = ?
We know:

Substituting the value we get:

A negative z score says that the data point is below average.