Mathematics, 27.03.2020 18:49, lololololol16
The weights of college football players follows a normal distribution with mean 225 pounds and standard deviation 23 pounds. A random sample of 25 college football players is taken and the sample mean (Ybar) is computed. Calculate the following:
1. the mean of Ybar
2. the standard deviation of Ybar
3. the probability that Ybar will be greater than 235 pounds
4. the probability that the weight of a single randomly selected college football player will be greater than 235 pounds
Answers: 3
Mathematics, 21.06.2019 16:00, lil8174
Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.
Answers: 3
Mathematics, 21.06.2019 22:40, michaellagann2020
Adeli owner keeps track of the to-go orders each day. the results from last saturday are shown in the given two-way frequency table. saturday's to-go deli orders in person by phone online total pick up 38 25 31 94 delivery 35 28 34 97 total 73 53 65 191 what percent of the to-go orders were delivery orders placed by phone? a. 14.66% b. 38.41% c. 28.87% d. 52.83%
Answers: 2
Mathematics, 22.06.2019 00:30, angelyce4142
How can you check that you have correctly converted frequencies to relative frequencies?
Answers: 1
The weights of college football players follows a normal distribution with mean 225 pounds and stand...
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