Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

A company wants to promote a new product to college students using social media. According to 2020 data, the average Facebook user has about 300

image text in transcribed
A company wants to promote a new product to college students using social media. According to 2020 data, the average Facebook user has about 300 friends, and Facebook is the most popular social network among college students. The company has decided to start an advertising campaign if they get conclusive evidence that the average number of Facebook friends among college students is over 300. The company randomly selected a sample of 81 Ontario college students. For this sample group, the mean is 313 and the standard deviation is 40. Suppose that the distribution of number of Facebook friends is symmetric and approximately bell-shaped. Use a 0.060 level of significance to test the claim that the average number of Facebook friends among college students is over 300. Based on the result, should the company start the advertising campaign? Round to 3 decimal places where appropriate. (a) State the null and alternative hypotheses, and identify which one is the claim. Which o isthe claim: 0H1 0H9

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

Real Analysis On Intervals

Authors: A D R Choudary, Constantin P Niculescu

1st Edition

8132221486, 9788132221487

More Books

Students also viewed these Mathematics questions