Question: If a random variable is normally distributed, then practically all, or 99.7% of the observations, will lie : Multiple choice question. within plus and minus

If a random variable is normally distributed, then practically all, or 99.7% of the observations, will lie :

Multiple choice question.

within plus and minus 1 standard deviations of the mean.

within plus and minus 2 standard deviations of the mean.

within plus and minus 3 standard deviations of the mean.

within plus and minus 0.5 standard deviations of the mean.

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

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

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related General Management Questions!

Q:

BA 1605: Midterm Recap (Due: Feb. 27, 2015) Name _____________________________ 50 Student ID _____________________________ Section 01B 10:00~11:20 am Section 02B 01:00~02:20 pm [Questions 4 ~ 7] The...

Q:

13.( 1 pt) For each of the following situations, indicate whether ANOVA is appropriate; if not appropriate, the reason why not; and, if appropriate, the type of ANOVA that would be used (i.e.,...

Q:

Anais is organizing her rock collection and places each rock in one of three categories: small, medium, or large. This illustrates what level of measurement? Select one: a. nominal b. ordinal Correct...

Q:

ID Grip Strength (X) (X-Mean)2 98.5 3.4596 Histogram of Grip Strength in male EXSC 415 students $5.5 1.2996 10 95.0 2.6896 98.0 1.8496 126.5 891.6196 90.0 44.0896 114.0 301.3696 108.0 129.0496 124.0...

Q:

answer all these as soon as possible Multiple Choice Questions Q1. A confidence interval is a range of values used to: Show where the true value of a population parameter must lie Estimate where the...

Q:

12. You have observed that it takes an average of 15 minutes with a standard deviation of 1.5 minutes when you commute from your house to your first period class in the moming. If the computed...

Q:

1.The term personal financial planning generally implies: the achievement of a financial outcome within a specified time period successfully gaining a job promotion winning the lottery within a...

Q:

1 . Please respond to the weekly forum 2 provided in Week 2 . 2 . Forecast demands using weighted moving average. Please apply weights of 0 . 3 for the most recent period, then 0 . 4 , then 0 . 3 1 6...

Q:

Possible Multiple Choice Questions for the Exam. Focus on the topics discussed in class. Chapter 1 Multiple Choice Identify the choice that best completes the statement or answers the question. ____...

Q:

Final Exam MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Solve the problem. 1) The average age of the students in a statistics class is 22...

Q:

Estimate the number of repetitions that new service worker Irene will require to achieve standard if the standard is 18 minutes per repetition. She took 30 minutes to do the initial repetition and 25...

Q:

A piston/cylinder arrangement of initial volume 0.025 m3 contains saturated water vapor at 180C. The steam now expands in a polytropic process with exponent n = 1 to a final pressure of 200 kPa,...

Q:

Illustrate the effects of the payment of the phase value of bonds and maturity on the account of financial statement. If no account activity is affected like no effect from the drop - down list and...

Q:

A project has 79 activites but only 6 activites are discussed here. Activity D, duration = 17 days, IP - unknown Activity E, duration = 13 days, IP - unknown Activity F, duration = 12 days, IP...

Q:

2. Give six examples that silence (not saying anything) or not responding can be very informative to the other party.

Q:

1. Discuss the following statements: a) The smaller the unit of measurement used to measure a coastline, the longer the coastline becomes. b) The interpretation is different from what is interpreted....

Q:

1. What information of vital importance is not expressed in the message? The answer to the question tells us a little about the code used between the parties.