## Related questions with answers

Question

If a light bulb manufacturing company wants to estimate, with 95% confidence, the mean life of light emitting diode (LED) light bulbs to within $\pm$ 400 hours and also assumes that the population standard deviation is 1,500 hours, how many LED light bulbs need to be selected?

Solution

VerifiedAnswered 7 months ago

Answered 7 months ago

Step 1

1 of 6Our goal for this exercise is to identify a sample size $n$ for the population mean $\mu$ given an **acceptable sampling error value** $e$ and confidence level or tolerance as indicated by $\alpha$.

*How do you determine an appropriate sample size given an acceptable sampling error and confidence level?*

## Create an account to view solutions

By signing up, you accept Quizlet's Terms of Service and Privacy Policy

## Create an account to view solutions

By signing up, you accept Quizlet's Terms of Service and Privacy Policy

## More related questions

1/4

1/7