Mathematics, 09.11.2019 06:31, zaiah329
The mean height of women in a country ages 20 -29 is 64.2 inches. a random sample of 50 women in this age group is selected what is the probability that the mean height for the sample is greater than 65 inches assume standard deviation 2.71.
Answers: 2
Mathematics, 21.06.2019 17:20, bsheepicornozj0gc
What is the reflection image of (5,-3) across the line y = -x?
Answers: 1
Mathematics, 21.06.2019 20:30, cogger9348
3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.
Answers: 1
The mean height of women in a country ages 20 -29 is 64.2 inches. a random sample of 50 women in thi...
Mathematics, 12.12.2020 17:00
Mathematics, 12.12.2020 17:00
Mathematics, 12.12.2020 17:00
Mathematics, 12.12.2020 17:00
Mathematics, 12.12.2020 17:00
Mathematics, 12.12.2020 17:00