Mathematics, 06.12.2021 21:00, laraekeyes
According to the American Time Use Survey, the mean number of hours each day Americans age 15 and older spend eating and drinking is 1.22. A researcher wanted to know if Americans age 15 to 19 spent less time eating and drinking. After surveying 50 Americans age 15 to 19 and running the appropriate hypothesis test, she obtained a P-value of 0.0329.
i. State the null and alternative hypothesis this researcher used.
ii. Interpret the P-value.
iii. Determine and explain what a Type I error would be for this situation. What level of severity is this for this context?
Answers: 3
Mathematics, 21.06.2019 18:30, Trinityslater
It says factor each expression completely 8y+48
Answers: 1
Mathematics, 21.06.2019 22:30, ashleyrover11
(a. s."similarity in right triangles"solve for xa.) 10b.) 20c.) 14.5d.) [tex] 6\sqrt{3} [/tex]
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Mathematics, 22.06.2019 01:00, reganleigh00
The correlation coefficient between the number of students and marks obtained in end semester exam. (13 marks) give the statistical meaning of the relationship between the number of students and marks b. obtained in end semester exam. (3 marks) draw the number of students and marks obtained in end semester exam scatter diagram c. (4 marks) check list write your name and id corectly write the question number properly use your own calculator. show all the steps to solve the problems. use the correct formula. answer in provided time. don't use your mobile for any purpose. write your answer up to two decimal places
Answers: 3
According to the American Time Use Survey, the mean number of hours each day Americans age 15 and ol...
Mathematics, 12.12.2019 03:31
Mathematics, 12.12.2019 03:31