Mathematics, 17.12.2021 01:10, LanBon02

An ad claims that the average annual auto insurance premium in the Seattle area is $792. If sigma is known to be $215. What is the probability of getting a sample mean with a sample size of 60 within /- $40

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:30, hsjsjsjdjjd

1. the following set of data represents the number of waiting times in minutes from a random sample of 30 customers waiting for service at a department store. 4 5 7 10 11 11 12 12 13 15 15 17 17 17 17 17 18 20 20 21 22 22 23 24 25 27 27 31 31 32 a. determine the number of classes and class interval.

Answers: 3

continue

Mathematics, 21.06.2019 14:00, ummammaar08

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Answers: 1

continue

Mathematics, 21.06.2019 15:30, Doogsterr

Normal yağmur ile asit yağmuru arasındaki fark nedir

Answers: 3

continue

Mathematics, 21.06.2019 17:10, payshencec21

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Answers: 1

continue

Do you know the correct answer?

An ad claims that the average annual auto insurance premium in the Seattle area is $792. If sigma is...