Question: A large population has a bell-shaped distribution with a mean of 310 and a standard deviation of 37. Using the empirical rule, find what percentage

A large population has a bell-shaped with a mean of 310 and a standard deviation of 37. Using the empirical rule, find what percentage of the observations fall in the intervals µ ± 1σ, µ ± 2σ, and µ ± 3σ.

Step by Step Solution

★★★★★

3.33 Rating (174 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Approximately 68 of the obse... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

492-M-S-D-A (3343).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

A large population has a mean of 230 and a standard deviation of 41. Using Chebyshevs theorem, find at least what percentage of the observations fall in the intervals 2, 2.5 , and 3

A population forms a normal distribution with a mean of = 80 and a standard deviation of = 15. For each of the following samples, compute the z-score for the sample mean and determine whether the...

If the condition for using the empirical rule is met, why should that rule be used instead of Chebyshev's rule?

The annual earnings of all employees with CPA certification and 6 years of experience and working for large firms have a bell-shaped distribution with a mean of $134,000 and a standard deviation of...

3.118 Assume that the annual earnings of all employees with CPA certification and 6 years of experience and working for large firms have a bell-shaped distribution with a mean of $134,000 and a...

solving a word problem and please do organize a answer 0 Question 10 v B 0/1 pt '0 3 8 99 CD Details The table below shows a stem-and-leaf diagram for the test scores of students in Liberal Arts...

1. The mean of a data set is the: A) value of the middle term in a ranked data set B) sum of all values divided by the number of values C) difference between the maximum and minimum values D) average...

A bottle contains 4 laxative and 5 aspirin tablets. 3 tablets are drawn at random from the bottle. Find the probability that; a) exactly one, b) at most 1 c) at least 2 are laxative tablet. 2. Want...

Question 18 of 36 - 1 E An ofce supply company conducted a survey before marketing a new paper shredder designed for home use. In the survey, 80% of people who used the shredder were satised with it....

question number should be on the top. This Question: 1 pt 18 of 35 This Quiz: 35 pts possible Question Help Determine whether the following statement is true or false. The shape of the distribution...

1. Create a flowchart of the revenue cycle and expenditure cycle of a school. 2. Create a flowchart showing the flow of documents of the expenditure cycle of a school.

Below is Justin Corp's flexible budget and actual results for making 52,000 units. The company's expected manufacturing products in the static budget is 50,000 units. Budget Amt Unit (Batches of 100)...

What is the importance of relationship marketing and how can direct marketing communications techniques contribute to customer loyalty?

Briefly explain why the financial system is one of the most highly regulated sectors of the economy.

Many polls have asked people whether they are trying to lose weight. A Gallup Poll in November of 2008 showed that 22% of men said they were seriously trying to lose weight. In 2006, 24% of men (with...

In June 30, 2012, the Ventura County Star reported that 63% of employers allow employees to work from home sometimes (this is up from 34% in 2005). Suppose a random sample of 400 employers shows that...

In 2012 the Ventura County Star reported that 77% of employers allow employees to use flex time and periodically change their start and quit times (this is up from 66% in 2005). Suppose a random...

* Points: 0 of 1 A frequency table of grades has five classes (A, B, C, D, F) with frequencies of 5, 14, 16, 7, and 2 @ respectively. Using percentages, what are the relative frequencies of the five...

If the interest rate this year is 7.5% and the interest rate next year will be 9.5%, what is the future value of $1 after 2 years? What is the present value of a payment of $1 to be received in 2...

Please answer A prospective cohort study was conducted over five years to study the association between binge drinking and liver cirrhosis, a form of liver cancer in a population-based sample of...