subject
Mathematics, 05.12.2020 19:30 bridgettebach

The overhead reach distances of adult females are normally distributed with a mean of 205.5 and a standard deviation of 8.6 . a. Find the probability that an individual distance is greater than 218.00 cm. b. Find the probability that the mean for 15 randomly selected distances is greater than 204.00 c. Why can the normal distribution be used in part (b), even though the sample size does not exceed 30?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 16:30
Which of the following answers is 5/25 simplified? 1/5 5/5 2/5 1/25
Answers: 2
question
Mathematics, 21.06.2019 20:00
If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?
Answers: 1
question
Mathematics, 21.06.2019 20:00
Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0
Answers: 2
question
Mathematics, 21.06.2019 20:30
Diane’s bank is offering 5% interest, compounded monthly. if diane invests $10,500 and wants $20,000 when she withdrawals, how long should she keep her money in for? round to the nearest tenth of a year.
Answers: 2
You know the right answer?
The overhead reach distances of adult females are normally distributed with a mean of 205.5 and a st...
Questions
question
English, 06.09.2019 09:10
question
Mathematics, 06.09.2019 09:10