Question
A U.S. Government poll asked 1,850 randomly selected employed adults how many hours they work per week. Based on the collected data, a 95 percent
A U.S. Government poll asked 1,850 randomly selected employed adults how many hours they work per week. Based on the collected data, a 95 percent confidence interval for the mean number of hours worked per week for all employed adults was given as (41.18, 42.63). Which of the following statements is a correct interpretation of the interval? *
Ninety-five percent of all employed adults work between 41.18 hours and 42.63 hours per week.
The probability is 0.95 that a sample of size 1,850 will produce a mean between 41.18 hours and 42.63 hours.
Of all samples of size 1,850 taken from the population, 95% of the samples will have a mean between 41.18 hours and 42.63 hours.
We are 95% confident that the mean number of hours worked per week for employed adults in the sample is between 41.18 hours and 42.63 hours.
We are 95% confident that the mean number of hours worked per week for all employed adults is between 41.18 hours and 42.63 hours.
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started