subject
Mathematics, 08.05.2021 03:20 ronaldo22

You may need to use the appropriate technology to answer this question. A survey was conducted to determine whether hours of sleep per night are independent of age. A sample of individuals was asked to indicate the number of hours of sleep per night with categorical options: fewer than 6 hours, 6 to 6.9 hours, 7 to 7.9 hours, and 8 hours or more. Later in the survey, the individuals were asked to indicate their age with categorical options: age 39 or younger and age 40 or older. Sample data follow. Hours of Sleep Age Group 39 or younger 40 or older Fewer than 6 36 34 6 to 6.9 60 57 7 to 7.9 79 77 8 or more 65 92 (a) Conduct a test of independence to determine whether hours of sleep are independent of age. State the null and alternative hypotheses. H0: Hours of sleep per night is independent of age. Ha: Hours of sleep per night is not independent of age. H0: The proportion of people who get 8 or more hours of sleep per night is not equal across the two age groups. Ha: The proportion of people who get 8 or more hours of sleep per night is equal across the two age groups. H0: Hours of sleep per night is not independent of age. Ha: Hours of sleep per night is independent of age. H0: Hours of sleep per night is mutually exclusive from age. Ha: Hours of sleep per night is not mutually exclusive from age. Correct: Your answer is correct. Find the value of the test statistic. (Round your answer to three decimal places.) What is the p-value

ansver
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 16:50, hernsl0263
Which three lengths could be the lengths of the sides of a triangle? 21 cm, 7 cm, 7 cm 9 cm, 15 cm, 22 cm 13 cm, 5 cm, 18 cm 8 cm, 23 cm, 11 cm
Answers: 2
image
Mathematics, 21.06.2019 19:30, tobyclyde
Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?
Answers: 1
image
Mathematics, 21.06.2019 21:00, recon12759
Is there an x intercept in the equation 60*1.15^x
Answers: 3
image
Mathematics, 21.06.2019 23:00, alexianunez15
Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?
Answers: 2
You know the right answer?
You may need to use the appropriate technology to answer this question. A survey was conducted to de...

Questions in other subjects:

Konu
Mathematics, 06.01.2021 04:10