Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

This Question: 1 pt 15 of 20 (1 complete) This Test: 20 pts possible Question Help One research study of illegal drug use among 12-

image text in transcribed
This Question: 1 pt 15 of 20 (1 complete) This Test: 20 pts possible Question Help One research study of illegal drug use among 12- to 17-year-olds reported a decrease in use (from 11.4% in 1997) to 9.6% now. Suppose a survey in a large high school reveals that, in a random sample of 1,053 students, 92 report using illegal drugs. Use a 0.05 significance level to test the principal's claim that illegal drug use in her school is below the current national average. Formulate the null and alternative hypotheses. Choose the correct answer below. OA. Ho: P 0.096 Ha: p #0.096 Find the test statistic. z= (Round to two decimal places as needed.) Find the P-value for the found test statistic. of P-value = (Round to four decimal places as needed.) Now make a conclusion. Choose the correct answer below. O A. Do not reject Ho. There is insufficient evidence to support the claim that illegal drug use in this principal's school is below the current national average. O B. Do not reject Ho. There is sufficient evidence to support the claim that illegal drug use in this principal's school is below the current national average. O C. Reject Ho. There is insufficient evidence to support the claim that illegal drug use in this principal's school is below the current national average. of 2 O D. Reject Ho. There is sufficient evidence to support the claim that illegal drug use in this principal's school is below the current national average

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

Essential Calculus Early Transcendental Functions

Authors: Ron Larson, Robert P. Hostetler, Bruce H. Edwards

1st Edition

ISBN: 618879188, 618879182, 978-0618879182

More Books

Students also viewed these Mathematics questions

Question

1. What should Essex do?

Answered: 1 week ago