Clearly state the null and alternative hypotheses. Your answer should be an expression composed of symbols: =,≠,<,>,μ,μ1,μ2,p,p1,p2,0.25,ρ,p^,p^1,p^2,r. H0: vs Ha:Edit               Calculate the test statistic and p-value. Round your answer for the test statistic to two decimal places, and your answer for the p-value to three decimal places. test statistic = Enter your answer; test statistic p-value = Enter your answer; p-value             Can we conclude that more than 1 in 4 US adults believes in ghosts?     Yes   No

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
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Chapter 6, Section 1-HT, Exercise 054 - MathPad

Do You Believe in Ghosts?

A telephone survey of 1000 randomly selected US adults found that 31% of them say they believe in ghosts.1 Does this provide evidence that more than 1 in 4 US adults believes in ghosts?

1‘‘31% Believe in Ghosts,” Rasmussen Reports, October 30, 2011.
 
 
 
 
 

Clearly state the null and alternative hypotheses. Your answer should be an expression composed of symbols: =,≠,<,>,μ,μ1,μ2,p,p1,p2,0.25,ρ,p^,p^1,p^2,r.

H0: vs Ha:Edit

 

 
 

 
 
 
 

Calculate the test statistic and p-value.

Round your answer for the test statistic to two decimal places, and your answer for the p-value to three decimal places.

test statistic = Enter your answer; test statistic

p-value = Enter your answer; p-value

 
 

 
 
 
 

Can we conclude that more than 1 in 4 US adults believes in ghosts?


 

 

Yes

 

No
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