Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

please solve Consider a poll that reported that 40% of people from a certain region have tried marijuana, The survey polled 1,038 adults from the

please solve

image text in transcribed
Consider a poll that reported that 40% of people from a certain region have tried marijuana, The survey polled 1,038 adults from the region and had a margin of error of plus or minus 6 percentage points with a 90% level of confidence. Complete parts (a) through (c) below. O A 90% of the 1,038 people from the region that were polled fell within the confidence interval. O B. There is a 90% chance that the percentage of people in the region who have tried marijuana is within the confidence interval, C. We are 90% confident that the percentage of people in the region who have tried marijuana is within the confidence interval, O D. The confidence interval will contain the percentage of people in the region who have tried marijuana 90% of the time. b. If the polling company was to conduct 200 such surveys of 1.038 people from the region, how many of them would result in confidence intervals that did not include the true population proportion? Approximately of the confidence intervals would not include the true population proportion

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image_2

Step: 3

blur-text-image_3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Practical Linear Algebra A Geometry Toolbox

Authors: Gerald Farin, Dianne Hansford

3rd Edition

1466579587, 9781466579583

More Books

Students also viewed these Mathematics questions

Question

=+b) Why is there no predictor variable for December?

Answered: 1 week ago