Mathematics, 19.08.2020 18:01 gracie0818

Teachers in United States high schools teach an average (arithmetic mean) of 80 hours per month, with a variance of 100. What numbers of monthly teaching hours is exactly two standard deviations away from the mean?

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:00, alex12everett

What is the solution to the system of equations? (–2, –8) (–1, –5) (0, –2) (2, 4)

Answers: 3

continue

Mathematics, 21.06.2019 16:00, tomtom6870

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

Answers: 1

continue

Mathematics, 21.06.2019 18:40, love12236

The ratios 3: 9, 4: 12, 5: 15, and 6: 18 are a pattern of equivalent ratios in the ratio table. which is another ratio in this pattern?

Answers: 1

continue

Mathematics, 22.06.2019 00:00, omar2334

Me with this assignment ! i only partially understand, so explain. also it's a work sample. at the championship bike race, steve and paula were fighting for first place. steve was 175 feet ahead of paula and had only 300 feet left to go. he was very tired and was going only 9 feet per second. paula was desperate to catch up and was going 15 feet per second. who won the bike race and by how far did she/he win?

Answers: 1

continue

You know the right answer?

Teachers in United States high schools teach an average (arithmetic mean) of 80 hours per month, wit...