Fitting of simple linear regression equationcirculation is

Assignment Help Basic Statistics
Reference no: EM13357516

Fitting of simple linear regression equation.

Circulation is the lifeblood of the publishing business. The larger the sales of themagazine , the more it can charge advertisers. Recently, a circulation gap has apperared between the publishers reports of the magazines newsstand sales and subsequent audits by the Audit Bureau of circulations. The data in the file Circulation represents the reported and audited newsstand sales(in thousands) in 2001 for the following 10 magazines:

Magazines

reported(X)

Audited(Y)

YM

621.0

299.6

COS GIRL

359.7

207.7

ROSIE

530.0

325.0

PLAYBOY

492.1

336.3

ESQUIRE

70.5

48.6

TEEN PEOPLE

567.0

400.3

MORE

125.5

400.3

SPIN

50.6

39.1

VOGUE

353.3

268.6

ELLE

263.6

214.3

a) Construct a scatter plot.

b) Interpret the meaning of slope, b1, in this problem

c) Predict the mean audited newsstand sales for a magazine sales of 400,000

Reference no: EM13357516

Questions Cloud

Testing for population meana quality control expert is : testing for population mean.a quality control expert is called in to determine whether a newly installed machine is
Testing for population proportion -the personnel director : testing for population proportion -the personnel director of a large insurance company is interested in reducing the
Testing equality of two meansan independent testing agency : testing equality of two means.an independent testing agency has been contracted to determine whether there is any
Testing equality of variancesover the last several years : testing equality of variances.over the last several years the use of cell phones has increased dramatically. according
Fitting of simple linear regression equationcirculation is : fitting of simple linear regression equation.circulation is the lifeblood of the publishing business. the larger the
Hypothesis testing for correlation coefficientthe data in : hypothesis testing for correlation coefficient.the data in the file coffee drink represents the calories and fat in
1 assume that you were a manager of a large department in a : 1. assume that you were a manager of a large department in a company and you received a request from your supervisors
Questionnbspnbspa particle has initial velocity 5 ms due : questionnbspnbspa particle has initial velocity 5 ms due east and acceleration 2 ms2 due west. find the distance
Question there are 7 types of power according to french amp : question there are 7 types of power according to french amp raven. which types of power are not necessarily tied to a

Reviews

Write a Review

 

Basic Statistics Questions & Answers

  Series expansion method of the mgf

Provides a measure of skewness in the distribution of X. Determine the value of b3 for this distribution and using a suitable distributional approximation, find the probability that the mean of a random sample of n = 25 observations will exceed 2.5.

  Role of sensitivity analysis in lp

Discuss the role of sensitivity analysis in LP. Under what circumstances is it needed, and under what conditions do you think it is necessary?

  Support conclusion-ferritin distribution smaller variance

At the .01 level of significance, do these data support the conclusion that the ferritin distribution in elderly men has a smaller variance than in younger men?

  How to write the null and alternative hypothesis

The taxicab company claims that the mean travel time between two destinations is about 21 minutes. Reject this claim. Explain how to write the null and alternative hypothesis.

  Seasonally adjusted forecast model

Develop a seasonally adjusted forecast model for these sandwich sales data. Forecast demand for each season for 2004 using a linear trend line estimate for sales in 2004. Do the data appear to have a seasonal pattern?

  Determine standard score for value

Determine the standard score for the value x=452 realative to its sample, where the sample mean is 500 and the standard deviation is 32.

  Find confidence interval for true proportion of students

30 said that they planned to work in a rural community. Find a 95% confidence interval for the true proportion of all medical students who plan to work in a rural community.

  Mean vector and variance matrix of the random vector

Suppose X is a random variable with mean u and variance sigma2, Calculate the mean vector and variance matrix of the random vector Y = (X,2+3X)?

  Exponential functions - population growth

Nyobia had a population of 3 million in 1985. Assume that this country's population is growing continuously at a 5% annual rate and that Nyobia absorbs 40000 newcomers every year.

  Real-life examples of quadratic equations

Give examples of how quadratic equations can be used to solve everyday problems.

  T-test for independent means

Explain your answer to someone who is familiar with the  t   test for a single sample, but not with the  t   test for independent means.

  How to convert a exam score back to percent score

How to convert a exam score (standard score) back to Percent score? e.g. Total of students 16,

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