Mathematics, 30.10.2019 22:31 cici65360
Item 10item 10 according to the south dakota department of health, the number of hours of tv viewing per week is higher among adult women than adult men. a recent study showed women spent an average of 30 hours per week watching tv, and men, 22 hours per week. assume that the distribution of hours watched follows the normal distribution for both groups, and that the standard deviation among the women is 4.1 hours and is 5.0 hours for the men. a. what percent of the women watch tv less than 35 hours per week? (round your z-score computation and final answer to 2 decimal places.) b. what percent of the men watch tv more than 18 hours per week? (round your z-score computation and final answer to 2 decimal places.) c. how many hours of tv do the two percent of women who watch the most tv per week watch? find the comparable value for the men. (round your answers to 3 decimal places.)
Answers: 2
Mathematics, 21.06.2019 16:30, amir6658
Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.
Answers: 1
Mathematics, 21.06.2019 22:30, aliviafrancois2000
Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.
Answers: 2
Item 10item 10 according to the south dakota department of health, the number of hours of tv viewing...
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