Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

According to Our World in Data the average adult height for a person from a healthy population is 169.8cm. Based on the random sample of

According to Our World in Data the average adult height for a person from a healthy population is 169.8cm. Based on the random sample of 507 active adults, can we say that the data given by the Our World Data is incorrect? Specifically, can we say the average height of a healthy adult has increased? Answer the following questions to test this hypothesis. A.) State the test statistic to 3 decimal places. B.) State the lower bound and the upper bound of the p-value range. Lower bound: Upper bound: C.) What type of Error could we have made in this test and why? D.) Give the conclusion of the test based off the decision made. Be sure to use proper context. E.) Suppose we wanted to estimate the average height of healthy adults with 90% confidence and a margin of error of no more than 1.5cm. How large of a sample would we need

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

Step: 3

blur-text-image

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

Quantitative Methods For Business

Authors: David Anderson, Dennis Sweeney, Thomas Williams, Jeffrey Cam

11th Edition

978-0324651812, 324651813, 978-0324651751

Students also viewed these Mathematics questions

Question

L A -r- P[N]

Answered: 1 week ago