Mathematics, 09.08.2019 04:10 keilahkimbrough8
Arecent national survey found that high school students watched an average (mean) of 6.8 movies per month with a population standard deviation of 1.8. the distribution of number of movies watched per month follows the normal distribution. a random sample of 36 college students revealed that the mean number of movies watched last month was 6.2. at the 0.05 significance level, can we conclude that college students watch fewer movies a month than high school students?
Answers: 2
Mathematics, 21.06.2019 18:00
The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old
Answers: 1
Mathematics, 21.06.2019 23:10
Point s lies between points r and t on . if rt is 10 centimeters long, what is st? 2 centimeters 4 centimeters 6 centimeters 8 centimeters
Answers: 2
Mathematics, 21.06.2019 23:10
Use the distance formula to find the distance between (-3,5) and (3,1)
Answers: 1
Mathematics, 22.06.2019 01:30
Given a binomial distribution variable with n=20 and p=0.60 find the following possibilities using the binomial table a) p(x < 13) b) p x > 15) c) p(x = 17) d) p(11 < x < 14) e) p(11 < x < 14)
Answers: 3
Arecent national survey found that high school students watched an average (mean) of 6.8 movies per...
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