SOLUTION: The manufacturer of a new line of ink-jet printers would like to include as part of its advertising the number of pages a user can expect from a print cartridge. A sample of 10 car

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Question 1061939: The manufacturer of a new line of ink-jet printers would like to include as part of its advertising the number of pages a user can expect from a print cartridge. A sample of 10 cartridges revealed the following number of pages printed.

2,698 2,028 2,474 2,395 2,372 2,475 1,927 3,006 2,334 2,379
a. What is the point estimate of the population mean?

b. Develop a 95% confidence interval for the population mean.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Find the average of the values.
x=2408.8
and
s=304.4
So then,
DOF=10-1=9
t%5Bcrit%5D=1.833
So then,
ME=1.833%2A%28304.4%2Fsqrt%289%29%29
ME=186
So,
2409+%2B-+186