You should give more points depending on the hard Answers..
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.
216. All you have to do to find volume is to multiply the numbers. 12 x 18 = 216.
Because the angels are equivalent, you can set the expressions equal to each other and solve. You will find that x = 54.
Work shown in image - let me know if I made any errors or if you have any additional questions.
Answer:
I think its a two step
Step-by-step explanation:
welp try your best good luck