Mathematics, 28.06.2021 19:50, yurrrkassi
A movie production company is releasing a movie with the hopes of many viewers returning to see the movie in the theater for a second time. Their target is to have 30 million viewers, and they want more than 30% of the viewers to return to see the movie again. They show the movie to a test audience of 200 people, and after the movie they asked them if they would see the movie in theaters again. Of the test audience, 68 people said they would see the movie again.
a. At a 5% level of significance, test if more than 30% of the viewers will return to see the movie again.
b. Repeat the analysis at a 10% level of significance.
c. Interpret your results.
Answers: 3
Mathematics, 21.06.2019 14:00, heavendl13
Adriveway is 60-feet long by 6-feet wide. the length and width of the driveway will each be increased by the same number of feet. the following expression represents the perimeter of the larger driveway: (x + 60) + (x + 6) + (x + 60) + (x + 6) which expression is equivalent to the expression for the perimeter of the larger driveway? a) 2(x + 66) b) 4x + 33 c) 4(x + 33) d) 4(x + 132)
Answers: 1
Mathematics, 21.06.2019 19:00, ashrobbb
The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean
Answers: 3
Mathematics, 22.06.2019 02:00, laurachealsy923
Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start
Answers: 1
A movie production company is releasing a movie with the hopes of many viewers returning to see the...
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