Answer:
9<n<17.
Step-by-step explanation:
Line CE is congruent to line NP is the true statement.
Answer:
E
Step-by-step explanation:
Answer: 99% confidence interval would be (45.74,54.26).
Step-by-step explanation:
Since we have given that
N = 18
Mean = $50
Standard deviation = $7
At 99% confidence level, z = 2.58
So, Interval would be

Hence, 99% confidence interval would be (45.74,54.26).
The answer is 30% because 6 divided by 20 is .3 and .3 x 100% = 30%