{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Assignment 6.1

The margin of error would stay the same e if you

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
c. The margin of error would stay the same e. If you increase the confidence level to 99% in this problem, what happens to the margin of error? (Assume nothing else in the problem has changed.) a. The margin of error would increase b. The margin of error would decrease c. The margin of error would stay the same f. If the population standard deviation were to increase in this problem, what would happen to the margin of error? (Assume nothing else in the problem has changed.) a. The margin of error would increase b. The margin of error would decrease c. The margin of error would stay the same 2. Students at the union are concerned with the amount of coffee being dispensed from a certain coffee machine. The amount dispensed by the machine is supposed to be 5.5 1
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
ounces per cup on average. They want to estimate the average number of ounces of coffee in a cup. They take a random sample of 40 cups and find the mean is 5.2 ounces. (Assume amount dispensed has a normal distribution and that the standard deviation is set at 0.24 ounces per cup.) a. Find a 95% confidence interval for the average amount of coffee being dispensed by this machine. b. Based on the data do the students have a legitimate complaint about the machine not
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 3

The margin of error would stay the same e If you increase...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon bookmark
Ask a homework question - tutors are online