Answer:
A,C,D
Step-by-step explanation:
Answer:
The equation for the area of a circle is A = πr².
If you double the radius, the area increases exponentially by a factor of two. The area will be squared.
The answer to the question is 3. $29.40
From the selections given, select
E) None of the above
Answer:
The 99% confidence interval for the mean number of hours of part-time work per week for all college students is between 25.8 and 30.2.
Step-by-step explanation:
A confidence interval has the following format.

In which
is the mean of the sample and M is the margin of error.
In this problem, we have that:



The 99% confidence interval for the mean number of hours of part-time work per week for all college students is between 25.8 and 30.2.