Mathematics, 05.04.2021 04:30 sairaanwar67

The overhead reach distances of adult females are normally distributed with a mean of 197.5cm and a standard deviation of 8.3 cm . a. Find the probability that an individual distance is greater than 210.90 cm.
b. Find the probability that the mean for 15 randomly selected distances is greater than 195.30 cm.
c. Why can the normal distribution be used in part (b), even though the sample size does not exceed 30?

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 14:20

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

Answers: 1

Answer

Mathematics, 21.06.2019 14:30

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

Answers: 1

Answer

Mathematics, 21.06.2019 16:30

The radius of the circle is 4 cm and the measure of the central angle is 90° the area of the sector with a central angle measuring 90° and radius of length 4 cm is vt cm the triangle in the sector is 4 cm the area of the triangle is v/cm² the area of the segment of the circle is (471 - ) cm?

Answers: 1

Answer

Mathematics, 21.06.2019 18:00

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.

Answers: 1

Answer

You know the right answer?

The overhead reach distances of adult females are normally distributed with a mean of 197.5cm and a...

Questions

Mathematics, 15.09.2020 01:01

Explain why sin(90)=1...

Mathematics, 15.09.2020 01:01

The square root of what is 19?...

Mathematics, 15.09.2020 01:01

Factor 12m^2n^2-8mn+1...

Mathematics, 15.09.2020 01:01