Slope of the least-squares line

Assignment Help Basic Statistics
Reference no: EM13100939

Compute the following .r = correlation between x and y = - 0.7 = mean of the values of x = 50.25 = mean of the values of y = 31.77 = standard deviation of the values of x = 15.85 = standard deviation of the values of y = 1.76 The slope of the least-squares line is ????

Reference no: EM13100939

Questions Cloud

Illustrate what segmenting base is modern maturity using : Modern Maturity magazine is targeted toward adults age 50 years and older. It has articles on health and fitness as well as the arts and finance. Illustrate what segmenting base is Modern Maturity using?
How much longer will it take you to burn off the calories : After going through a bad break-up with your significant other you end up drinking half a case of beer. The next day you decide the cloud of despair must be fought with exercise. How much longer will it take you to burn off the calories of the bee..
Find the potential difference vb - va between the two points : Charge Q = 17E-8 C is placed in the origin. Location A is -3.00m from the charge while location B is 2.00m from the charge. A) Find the potential difference VB - VA between the two points. B) Which point is at the higher potential? Type either "Po..
Case study - brunswick motors : Recently, Phil Harris, the Production Control Manager at Brunswick, read an article on Time-Phased Requirements Planning. He was curious about how this technique might work in scheduling Brunswick's engine assembly operations.
Slope of the least-squares line : Compute the following .r = correlation between x and y = - 0.7 = mean of the values of x = 50.25 = mean of the values of y = 31.77 = standard deviation of the values of x = 15.85 = standard deviation of the values of y = 1.76 The slope of the leas..
Explain how can major league baseball have such control : Explain how can Major League Baseball have such control over competition in view of antitrust laws?
Traditional open market purchases of treasury securities : What is the argument against attempting to balance the Federal Government budget rapidly at the present time via either deep cuts in Federal Government spending or sharp increases in federal income tax rates?
Sketching the complete decision tree : Draw the complete decision tree and determine whether the product should be launched or not.
Explain how would you assess the rapidly evolving nature : Explain how would you assess the rapidly evolving nature of management thought? Are we in an era of just management fads? Illustrate what timeless principles of business management must not be forgotten as we move ahead into the future?

Reviews

Write a Review

Basic Statistics Questions & Answers

  One way analysis of variance-anova

Should Katie conduct a between-subject ANOVA or a within-subject ANOVA? Describe your answer.

  Calculate a p-value for your hypothesis test

You take a random sample around town and calculate a p-value for your hypothesis test of 0.0913. What is the appropriate conclusion? Conclude at the 5% level of significance.

  Finding test of hypothesis on each of regression coefficient

Carry out a test of hypothesis on each of regression coefficients. Could you delete any of the variables?

  Determining probability-geometric distribution

In a recent year Barry Bonds hit 73 home runs in the 153 games he played. Assume that his home run production stayed at that level the following season.

  Comparing cusum chart using standardized values

Compare a tabular cum sum chart using standardized values h = 5 and k = 1/2. What is the information you learn.

  Patients surviving acute myocardial infarction

In a randomized clinical trial of timolol vs. placebo in patients surviving acute myocardial infarction, the total deaths at an average of 24 months after treatment were found to be 65 out of 720 in the Timolol group and 112 out of 860 in the plac..

  Determining potential costs for each facility

A group of investors wants to develop a chain of fast food cafés. In determining potential costs for each facility, they must consider, among other costs, the average monthly cost of electricity.

  Test of regression coefficient using spss

Fit a linear regression model for bp against sodium. Do you think this is a model with a good fit? Why?

  Surveying and data collection

You are the principal of a large urban high school and wish to do a parent survey to determine how parents feel about same-sex classes.

  Generate a scatterplot with the linear regression line

A researcher selects a random example of college students and measures number of hours they spend watching television per week and their grade point average.

  Illustrate what was the lowest score earned on the exam

Illustrate what was the lowest score earned on the exam. Explain how many students scored within 3 standard deviations of the mean.

  Standard error calculation

The mean television viewing time for teens is 3 hours per day. Assume the population mean is 3 and the population standard deviation is known to be 1.2 hours.

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