Answer:
The margin of error for a 90% confidence interval is 16.4
Step-by-step explanation:
We are given the following in the question:
Sample size, n = 25
Standard deviation = 50

Margin of error =

Putting the values, we get,

Thus, the margin of error for a 90% confidence interval is 16.4
Answer:
180
Step-by-step explanation:

192-12=180
Answer:
Its Mai
Step-by-step explanation:
I promise I know why
Answer:
k=m/5
Step-by-step explanation:
explained in the attached pi