Mathematics, 14.04.2020 18:56 yasarhan2
A team of employees at a company has daily meetings that are scheduled to take 30 minutes, and sometimes they go for the full time, but they often only last a few minutes. The mean duration of these meetings is 20 minutes and the standard deviation is 10 minutes. Suppose that we take random samples of 5 meetings from this population and calculate X bar as the sample mean duration. What will be the shape of the distribution of (X bar) ?(Select one)
a. Skewed to the left
b. Skewed to the right
c. Approximately normal
d. Unknown, we don’t have enough information to determine the shape
Answers: 1
Mathematics, 21.06.2019 19:30, bakaoffire
Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?
Answers: 1
Mathematics, 21.06.2019 22:00, Thejollyhellhound20
The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.
Answers: 1
A team of employees at a company has daily meetings that are scheduled to take 30 minutes, and somet...
Mathematics, 15.04.2020 03:49