Compute coefficient of determination and interpret meaning

Assignment Help Mathematics
Reference no: EM131089101

The file Online contains a random sample of 48 customers who made purchases last quarter from an online retailer. The file contains information related to the time each customer spent viewing the online catalog and the dollar amount of purchases made.The retailer would like to analyze the sample data to determine whether a relationship exists between the time spent viewing the online catalog and the dollar amount of purchases.

a. Compute the regression equation based on these sample data and interpret the regression coefficients.

b. Compute the coefficient of determination and interpret its meaning.

c. Test the significance of the overall regression model using a significance level of 0.01.

d. Test to determine whether the true regression slope coefficient is equal to 0. Use a significance level of 0.01 to conduct the hypothesis test.

Reference no: EM131089101

Questions Cloud

Options for a mortgage : You want to buy a $500,000 house and you have two options for a mortgage: The first is a 30 year 4.5% mortgage (monthly compounding) at 80% LTV.
Own definition of the foreign word sates : Describe 3 examples of situations when and w here this word is used. YOU can &scribe your own CAptlIallts for (PICK intanTleVituatiorn
Draw the complete er diagrams for the entities : Draw the complete ER diagrams for the entities and their relationships for the Invoice Form below. Indicate weak entities and show cardinality. Again, be reasonable in the attribute listing you provide but be sure to show the identifier.
Identify five small service-producing businesses : Identify five small service-producing businesses that you patronize frequently? What small goods-producing firms do you do business with regularly?
Compute coefficient of determination and interpret meaning : The retailer would like to analyze the sample data to determine whether a relationship exists between the time spent viewing the online catalog and the dollar amount of purchases. Compute the regression equation based on these sample data and i..
Forms of leadership-democratic : Compare and contrast three forms of leadership-democratic, autocratic, and laissez-faire? Compare and contrast the transactional-leadership style with the transformational-leadership style?
Centre-of-gravity method : Explain the assumptions behind the centre-of-gravity method. Discuss how the model can be used in a service facility location and the issues that can be experienced as a consequence.
What will be the actual percentage change in the dollar : Using the 3 month interest rates, and assuming UIP holds, calculate the expected change in the dollar/pound exchange rate over the next three months. Be sure to state what the rate will be, in annualized terms, and what will be the actual percenta..
Snoop proof your pc : After reading the case below -  summarize the major snoop risks and what actions can be taken to avoid these risks. Use any additional resources you personally find. Remember to document your references.

Reviews

Write a Review

Mathematics Questions & Answers

  Write initial value problems to determine velocity of rocket

Write initial value problems to determine the velocity of the rocket, with t being a function of time for (a) 0 ≤ t ≤ 35 (b) 35 ≤ t ≤ T.

  Which choice shows y2 in isolated

which choice shows y2 in isolated

  After round 3 14 were eliminated after round 4 15 were

several freshman tried out for the track team. after round 1 12 of them were eliminated. after round 2 13 were

  Given the function y 2x2 - 12x 13using the method of

given the function y 2x2 - 12x 13.using the method of completing the square put the function in standard form for a

  What will be the number of people lined up on the street

Assume 450,000 people line up on the streets to see the Macy's Thanksgiving Parade in 2010. If attendance is expected to increase 30%, what will be the number of people lined up on the street to see the 2011 parade?

  What is the conditional probability that the person favors

Of the registered voters in a certain town, 64% are Democrats, 59% favor a school loan, and 49% are Democrats who favor a school loan. Suppose that a registered voter is selected at random from the town.

  Determine an equation for the right bisector

Determine an equation for the right bisector of the line segment with endpoints P(-5,-2) and Q(3,6)

  Find whether x3 is a local maximum or a local minimum and

find whether x3 is a local maximum or a local minimum and sketch the graph.the function f has a derivative everywhere

  What is its vertical height off of the ground

A kite flying high in the sky has an angle of elevation of 78°. If the kite is flying at the end of a 30 ft piece of string, what is its vertical height off of the ground? Round your answer to one decimal place.

  How many of the fans watch the baltimore orioles

How many of the fans watch both the Washington Nationals and the Baltimore Orioles? How many of the fans watch the Baltimore Orioles and not the Washington Nationals

  What are the intercepts of the equation

Imagine you are in the market for a new home and are interested in a new housing community under construction in a different city.

  Choose industry or business which has adopted foundational

select an industry or business that has adopted foundational global standards.nbspwhat specifically has this company

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