Finding the regression equation

Assignment Help Basic Statistics
Reference no: EM1322286

Finding the regression equation and also predict for given value of X

A researcher selects a random sample of college students and measures the number of hours they spend watching television per week and their grade point average. The results are as follows:

 

X

Y

Subject #

TV hours

GPA

1

50

1.90

2

20

2.20 

3

19

2.40

4

10

3.30

5

7

2.90

6

15

2.50

7

5

3.50

8

40

1.95

9

30

2.00

10

2

3.90

What is the predicted GPA if a person watches 12 hours of television per week?

Reference no: EM1322286

Questions Cloud

What is the height of the red ball 3.30 seconds : A roller coaster is towed up an incline at a steady speed of 0.51m/s by a chain parallel to the surface of the incline. The slope is 2.85 % that means that the elevation increases by 2.85 m for every 100m of horizontal distance.
Why is the formation of the corporation important : Deon Donato buys 1,000 common shares of Tromput Corporation in an offering of shares made pursuant-Why is the formation of the corporation important in this case?
What is the wire''s linear charge density : An air molecule is moving at a speed of 455 m/s. How many meters would the molecule move throughout 7ms (milliseconds) if it didn't collide with any other molecules.
Find average velocity over the trip : A horse is capable of moving at four different speeds: walk (1.9 m/s), trot (5.0 m/s), canter (7.0 m/s), and gallop (12 m/s). Ann is learning how to ride a horse. She spends 15 minutes riding at a walk and 1.8 minutes at each other speed.
Finding the regression equation : What is the predicted GPA if a person watches 12 hours of television per week?
Identify the various cyber crimes : Identify the various cyber crimes that would apply in a business setting? Provide a scenario by way of example that will demonstrate to your colleagues a situation that might occur and explain how it should be managed to protect the business.
Anova table for partial regression model : Can you test the significance of the relationship between physical activity level and systolic blood pressure, adjusting for age, and weight, given the ANOVA table above?
What are the values of the following products : A charge of -4 nC is at the origin and a second charge of 14 nC is at x = 3.00 m. Find out the magnitude and direction of the electric field halfway in between two charges.
The difference between mass and weight : What is the difference between mass and weight? On earth, what is the weight of a 1 kg mass?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Calculating waiting time and average queue length

Simulate both one-and two-teller systems, calculate waiting time, average queue length, and percentage utilization for each system.

  Determining expected dividend per share

Dividend is expected to grow 7% a year for next 3 years and then at 5% a year after that. Determine the expected dividend per share for each of the next five years?

  Level of significance-sufficient evidence for average

At the 10% level of significance, is there sufficient evidence to indicate that more books are being loaned out per day, on the average?

  Which of the following anova tables would have resulted

An experiment was carried out to assess the effects of four tomato varieties and four planting densities on yield. There were 64 plots, and each of the 16 factor combinations was randomly assigned to 4 plots. A partial ANOVA table

  Assessing the probability values

Students are the University of New Harmony received 10, 000 course grades last semester. The table below breaks down these grades by which school of the university taught the course.

  Creating confidence interval for mean overall duration

Create a 99% confidence interval for mean overall duration of symptoms in population of individuals who used zinc lozenges.

  Develop and complete the total cost for each plan

Expand and aggregate plan using each of the following guidelines and complete the total cost for each plan. Which plan has the lowest total cost.

  Determining expected frequencies by population distribution

Use population distribution to determine expected juror frequencies. Test researcher's claim at a = 0.01.

  Performing hypothesis testing

Looking at the data, the manufacturer is incorrect in its label claim. Perform hypothesis testing to prove or disprove it. Is the manufacturer correct in its label claim? Explain.

  Chi-square for the standard deviation

If 20 measurements are taken and their standard deviation is 1.8, is there enough evidence to reject the claim that her standard deviation is within the limit at ∞ = .01?

  Find the probabilities for x

Which of the following is the correct set of probabilities for X and if a student is selected at random, the probability he or she is either a Junior or a Senior

  Determining a linear-power and exponential model

Now make a scatter plot of data from 1982 to 1998 (again, use years since 1800). Determine a linear, power, or exponential model that explains the crude oil production during this time period.

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