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The mean age when smokers first start is 13 years old with a population standard deviation of 1.8 years. A researcher thinks that smoking age has significantly changed since the invention of ENDS- electronic nicotine delivery systems. A survey of smokers of this generation was done to see if the mean age has changed. The sample of 35 smokers found that their mean starting age was 12.1 years old. Do the data support the claim at the 1% significance level? What are the correct hypotheses? Ho: Select an answer v уears Ha: Select an answer v? v years Based on the hypotheses, find the following: Test Statisticz = (Give answer to at least 4 decimal places) P-Value= (Give answer to at least 4 decimal places) Based on the above we choose to Select an answer The correct summary would be: Select an answer the mean age smokers first start is different than 13. v that the claim that Question Help: Message instructor Add Work

The mean age when smokers first start is 13 years old with a population standard deviation of 1.8 years. A researcher thinks that smoking age has significantly changed since the invention of ENDS- electronic nicotine delivery systems. A survey of smokers of this generation was done to see if the mean age has changed. The sample of 35 smokers found that their mean starting age was 12.1 years old. Do the data support the claim at the 1% significance level? What are the correct hypotheses? Ho: Select an answer v уears Ha: Select an answer v? v years Based on the hypotheses, find the following: Test Statisticz = (Give answer to at least 4 decimal places) P-Value= (Give answer to at least 4 decimal places) Based on the above we choose to Select an answer The correct summary would be: Select an answer the mean age smokers first start is different than 13. v that the claim that Question Help: Message instructor Add Work

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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The mean age when smokers first start is 13 years old with a population standard deviation of 1.8 years. A researcher thinks that smoking age has significantly changed since the invention of ENDS– electronic nicotine delivery systems. A survey of smokers of this generation was done to see if the mean age has changed. The sample of 35 smokers found that their mean starting age was 12.1 years old. Do the data support the claim at the 1% significance level? What are the correct hypotheses? Ho: Select an answer v ?v years Ha: Select an answer v? v years Based on the hypotheses, find the following: Test Statistic z = (Give answer to at least 4 decimal places) P-Value= (Give answer to at least 4 decimal places) Based on the above we choose to Select an answer The correct summary would be: Select an answer the mean age smokers first start is different than 13. that the claim that Question Help: Message instructor Add Work
Transcribed Image Text:The mean age when smokers first start is 13 years old with a population standard deviation of 1.8 years. A researcher thinks that smoking age has significantly changed since the invention of ENDS– electronic nicotine delivery systems. A survey of smokers of this generation was done to see if the mean age has changed. The sample of 35 smokers found that their mean starting age was 12.1 years old. Do the data support the claim at the 1% significance level? What are the correct hypotheses? Ho: Select an answer v ?v years Ha: Select an answer v? v years Based on the hypotheses, find the following: Test Statistic z = (Give answer to at least 4 decimal places) P-Value= (Give answer to at least 4 decimal places) Based on the above we choose to Select an answer The correct summary would be: Select an answer the mean age smokers first start is different than 13. that the claim that Question Help: Message instructor Add Work
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