Deviation-score method

Assignment Help Basic Statistics
Reference no: EM131852568

Distribution X is: 15, 14, 11, 11, 9, and 6. Using the deviation-score method, find

(a) the variance and

(b) the standard deviation. Distribution Y is: 17, 16, 13, 13, 11, and 8. Using the deviation-score method, find

(c) the variance and

(d) the standard deviation. By both measures, X and Y have the same variability. (e) Why does the variance work out to be the same for both distributions? (f ) Why does the standard deviation work out to be the same for both?

Reference no: EM131852568

Questions Cloud

What is the portfolio beta : The betas for these four stocks are .75, 1.13, 1.14, and 1.31, respectively. What is the portfolio beta?
What should be your need for life insurance : Using the DINK method, what should be your need for life insurance?
How do his students compare to the national sample : A ninth-grade science teacher gives a standard achievement test to his class and finds that X 90 with SX 8. For a national sample of ninth graders, X 75 with SX
Good health and have reasonably secure careers : You and your spouse are in good health and have reasonably secure careers. Each of you makes about $54,000 annually.
Deviation-score method : Distribution X is: 15, 14, 11, 11, 9, and 6. Using the deviation-score method, find
Distribution of changes ranges : The distribution of changes ranges from 20 to 5 beats per minute, with a mean of 9.7.
Amount of the IRD deduction that the estate may claim : If the IRA was distributed to Tom’s estate in the year of his death, what is the amount of the IRD deduction that the estate may claim?
Illustrates a good example of the tragedy : Find a URL address that illustrates a good example of the tragedy, such as the Yellow River in China.
Frequency distribution of annual household income : In reporting the frequency distribution of annual household income, the Statistical Abstract of the United States uses these class intervals

Reviews

Write a Review

Basic Statistics Questions & Answers

  Approximate the probability that five black balls

Use the appropriate Poisson distribution to approximate the probability that five black balls are observed.

  State the null and alternative hypotheses

Given that other studies show a benefit of computerized brain training, state the null and alternative hypotheses.

  Messages arrive to a computer server according to a poisson

messages arrive to a computer server according to a poisson distribution with a mean rate of 10 per hour. round your

  What is the probability that two black balls are chosen

One urn contains two black balls (labeled B1 and B2) and one white ball. A second urn contains one black ball and two white balls (labeled W1 and W2).

  Explain the concept of histogram

take 3 arrays as input: one containing the student responses, the second containing the answer key, and the third containing the scores for the questions,

  Determine and interpret regression equation

Determine the regression equation. Interpret the equation. Do more bidders tend to increase or decrease the amount of the winning bid?

  What probability that a member of committee live in kentucky

What is the probability that One member of the committee lives in northern Kentucky and the others live in Ohio and At least 1 member of the committee lives in northern Kentucky?

  Hypotheses test for incentive plan

You calculate the difference in income as (after incentive plan - before incentive plan). You want to test whether income after the incentive plan is different from income before the incentive plan. What are the hypotheses for this test?

  Two sides dice are let a represent the set of tosses for

two sides dice are .let a represent the set of tosses for which the sum of dice is even b be the set of tosses for

  Construct the bonferroni confidence intervals

Conduct an analysis of variance test to show that there is evidence of an overall difference in population mean sugar content in gelatin servings.

  If the mean remained the same but the standard deviation

the heights of 1 year old children are normally distributed with a standard deviation of .75 inches and a mean of 28.3

  What other statistic can you name that is misleading why

US government keeps statistics on many people in America. One interesting statistic is poverty rate. What other statistic can you name that is misleading? Why?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd