One way of reducing the width of a confidence interval is to ...

[jenna1]

One way of reducing the width of a confidence interval is to reduce the confidence level.
 
  A) True B) False

Question 2

The age of customers at a local hardware store follows a uniform distribution over the interval from 18 to 60 years old. Find the probability that the next customer who walks through the door exceeds 50 years old. Round to the nearest ten-thousandth.
 
  A) 0.3600 B) 0.7619 C) 0.2381 D) 0.8333

[jgranad15]

Answer to Question 1

A

Answer to Question 2

C

[jenna1]

Correct answers!

[jgranad15]

Great! Please up vote