Step-by-step explanation:
answer in photos
here m is intercept
Answer:
Answer: $210 profit
Step-by-step explanation:
275-65 =210
Answer:
ans=132
Step-by-step explanation:
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.