Test for the significance of the slope

Assignment Help Basic Statistics
Reference no: EM1314435

Below you are given a partial computer output based on a sample of 21 observations, relating an independent variable (x) and a dependent variable (y).

Predictor

Coefficient

Standard Error

Constant

30.139

1.181

X

 -0.252

0.022

 

Analysis of Variance

SOURCE

SS

Regression

1,759.481

Error

   259.186

a) Develop the estimated regression line.

b) At α = 0.05, test for the significance of the slope.

c) Determine the coefficient of determination.

d) Determine the coefficient of correlation

Reference no: EM1314435

Questions Cloud

Computation of yield to maturity using the given data : Computation of Yield to Maturity using the given data and they have a 15-year maturity, an annual coupon of $95
Slope of the regression model : Use the t test to determine whether the slope of the regression model is significant at α = 0.05.
Explain valuation of bond using the given information : Explain Valuation of bond using the given information and make an annual coupon payment of $70
Calculate equilibrium level of national income : Assume W = 10 000. Draw the aggregate expendi­ture function on a scale diagram along with 45°line. What is the equilibrium level of national income?
Test for the significance of the slope : Below you are given a partial computer output based on a sample of 21 observations, relating an independent variable (x) and a dependent variable (y).
Computation of value of bond and intrinsic value : Computation of value of bond and intrinsic value and Holding everything constant and assuming that the coupon is paid on a semiannual basis
Determine the dot product : Determine the dot product.
Probability and poisson distribution : In order to test the assumption of a Poisson distribution, a random sample of 150 ten-minute intervals was taken.
Calculate unemployment rates-number of employed : Compute the employment rate (i.e., number employed: population) in each year? How can employment rate may go up or down in the unemployment rate stays the same? How can employment rate go up if unemployment rate also goes up?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Graphically represent the relationship

A major study examined the relationship between cause of death (heart attack, cancer, stroke, accident, etc.) and age. A good way to graphically represent the relationship is with

  Upper and lower bounds on average life expectancy

Find out the upper and lower bounds on average life expectancy of the Canadian women such that at least 90% of all population is included.

  Creating confidence interval estimate of population mean

Create a 99% confidence interval estimate of population mean amount of paint included in a 1 gallon can.

  Determining range and standard deviation of times

Determine the range and standard deviation of the times.

  Voter registration records

A review of voter registration records in a small town yielded the following table of the number of males and females registered as Democrat, Republican, or some other affiliation.

  Confidence interval estimate for the proportion

The margin of error for a 95% confidence interval estimate for the proportion of all students with cell phones is

  Mean and median for given discrete distribution

Write all the possible samples of size 2 and calculate the average or median of each one.

  Determining the probability of sat scores

Determine the probability that their SAT scores will differ by more than 50 points?

  Approximate normal with mean

The heights of young women are approximately normal with mean 65 inches and standard deviation 2.5 inches.

  Condition in standard deviation

Sample data recently collected indicate that Dough Boy's crusts average 30 centimeter in diameter, with a standard deviation of 1.1 centimeters.

  Find out the probability

Find out the probability

  Average number of putts per round

Based on these results, the proportion of the variation in 1993 winnings that is explained by the average number of putts per round and driving distance

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