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15. Make a decision. 16. Does this provide evidence that more than 70% of all Canadian children have received antibiotics during their first year of life?

15. Make a decision. 16. Does this provide evidence that more than 70% of all Canadian children have received antibiotics during their first year of life?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Help with 15 and 16 please!
< lett Right Question 12-16: Use the following scenario to answer the questions that follow. A study of 625 Canadian children found that 425 of them had received antibiotics during the first year of life. Does this provide evidence (at a = 5%) that more than 70% of all Canadian children have received antibiotics during their first year of life? 12. State the hypotheses. Use the correction notation. Indicate whether the test will be a left-tail, right-tail, or two-tail test. right tailed HO: P = 70 Hap 7.70 13. Calculate the test statistic. Write the formulas with the correct values inserted. 14. Sketch the bell curve showing the test statistic and the tail(s) it cuts off. Use this to find the p-value. 15. Make a decision. 16. Does this provide evidence that more than 70% of all Canadian children have received antibiotics during their first year of life?
Transcribed Image Text:< lett Right Question 12-16: Use the following scenario to answer the questions that follow. A study of 625 Canadian children found that 425 of them had received antibiotics during the first year of life. Does this provide evidence (at a = 5%) that more than 70% of all Canadian children have received antibiotics during their first year of life? 12. State the hypotheses. Use the correction notation. Indicate whether the test will be a left-tail, right-tail, or two-tail test. right tailed HO: P = 70 Hap 7.70 13. Calculate the test statistic. Write the formulas with the correct values inserted. 14. Sketch the bell curve showing the test statistic and the tail(s) it cuts off. Use this to find the p-value. 15. Make a decision. 16. Does this provide evidence that more than 70% of all Canadian children have received antibiotics during their first year of life?
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