The National Sleep Foundation surveyed representative
Last updated: 12/18/2023
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The National Sleep Foundation surveyed representative samples of adults in six different countries to ask questions about sleeping habits Each person in a representative sample of 250 adults in each of these countries was asked how much sleep they get on a typical work night For the United States the sample mean was 391 minutes and for Mexico the sample mean was 426 minutes Suppose that the sample standard deviations were 25 minutes for the U S sample and 42 minutes for the Mexico sample The report concludes that on average adults in the United States get less sleep on work nights than adults in Mexico Is this a reasonable conclusion Support your answer with an appropriate hypothesis test Use 0 05 Use for Mexico and for the United States USE SALT State the appropriate null and alternative hypotheses in minutes Enter for as needed Ho H Find the test statistic Round your answer to two decimal places Use technology to find the P value Round your answer to four decimal places P value MY NOTES State the conclusion in the problem context We fail to reject Ho It is not reasonable to conclude that on average adults in the United States get less sleep on work nights than adults in Mexico We fail to reject Ho It is reasonable to conclude that on average adults in the United States get less sleep on work nights than adults in Mexico We reject Ho It is not reasonable to conclude that on average adults in the United States get less sleep on work nights than adults in Mexico We reject Ho It is reasonable to conclude that on average adults in the United States get less sleep on work nights than adults in Mexico M BA Projec 1 p ompare RP1 Biki Bik Forum Project C Screen 023 0 Screen