MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Question

Please don't forget to read this!!! There are 3 more parts to the question. 

Find the standard score (round to two decimal places as needed.)

z=

Find the P-value (round to four decimal places as needed.)

P-value-

Make an conclusion

One study, based on responses from 1,014 randomly selected teenagers, concluded that 39% of teenagers cite grades as their greatest source of pressure. Use a 0.05 significance level to test the claim that fewer than half of all teenagers in the population feel that grades are their greatest source of pressure. Formulate the null and alternative hypotheses. Choose the correct answer below. O A. Ho: p=0.5 Ha: p>0.5 OB. Ho: p<0.5 Ha: p=0.5 C. Ho: p=0.5 Ha: p=0.5 D. Ho: p=0.5 Ha: p<0.5 Find the test statistic. Z= (Round to two decimal places as needed.)
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Transcribed Image Text:One study, based on responses from 1,014 randomly selected teenagers, concluded that 39% of teenagers cite grades as their greatest source of pressure. Use a 0.05 significance level to test the claim that fewer than half of all teenagers in the population feel that grades are their greatest source of pressure. Formulate the null and alternative hypotheses. Choose the correct answer below. O A. Ho: p=0.5 Ha: p>0.5 OB. Ho: p<0.5 Ha: p=0.5 C. Ho: p=0.5 Ha: p=0.5 D. Ho: p=0.5 Ha: p<0.5 Find the test statistic. Z= (Round to two decimal places as needed.)
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