Homework Answers
| Answer is The marginal impact of change in independent variable upon the dependent variable, holding the values of all other independent variable constant | |||||||||||
| explanation: | |||||||||||
| Linear regression analysis analyse the change in one independent vavriable and check for the change in dependent variable because of such change | |||||||||||
Add Answer to:
i need help
O Achange in profitability Question 12 1 pts In a linear regression, the...
In the simple linear regression equation, (y a+ bx+ e), the a is the... O A....
In the simple linear regression equation, (y a+ bx+ e), the a is the... O A. independent variable O B. slope of the fitted line C. dependent variable O D.y-intercept Reset Selection Question 2 of 5 1.0 Points In the simple linear regression equation, (y a+bx+ e) the y is the O A. independent variable O B. dependent variable O C. slope of the fitted line D. y-intercept Question 3 of 5 1.0 Points The R2 for a regression model...
Question 4 1.5 pts Which of the following statement is true based on the following regression...
Question 4 1.5 pts Which of the following statement is true based on the following regression equation? IQ = 4.0 + Reading Label * 5.6 A unit point change in IQ will result in 5.6-point increase in reading label. O A unit point change in IQ will result in 9.6-point increase in reading label. A unit point change in reading label will increase IQ by 5.6 point Reading label is not a good predictor of IQ. Question 5 1.5 pts...
O a nominal variable with three or more values O a new regression coefficient 0.5 pts...
O a nominal variable with three or more values O a new regression coefficient 0.5 pts DQuestion 12 The variance inflation factor (VIF) is used to select or remove independent variables to reduce the effects of multicollinearity in a multiple regression equation O True e False D Question 13 0.5 pts If the hypothesis Ho: B1- 0 is rejected, then the sample regression coefficient b1 indicates the change in the predicted value for a unit
Question 13 (1 point) A trucking company considered a multiple regression model for relating the dependent...
Question 13 (1 point)
A trucking company considered a multiple regression model for
relating the dependent variable of total daily travel time for one
of its drivers (hours) to the predictors distance traveled (miles)
and the number of deliveries of made. After taking a random sample,
a multiple regression was performed and the output is given below.
Interpret the slope of the distance variable.
Question 13 options:
1)
When distance increases by 1 miles, time decreases by 1.18
hours, holding...
Question 2 1 pts The goal of regression is to see O if the independent variable(s)...
Question 2 1 pts The goal of regression is to see O if the independent variable(s) can explain the variation in the control variable(s). if the dependent variable(s) can explain the variation in the control variable(s). O if the independent variable(s) can explain the variation in the dependent variable(s). O if the dependent variable(s) can explain the variation in the independent variable(s).
In multiple regression, if I wanted to determine the effect on the dependent variable of a...
In multiple regression, if I wanted to determine the effect on the dependent variable of a one unit increase in one independent variable, not if all other independent variables are held constant but for basically the value of the dependent variable after I fill out the regression equation with all of the estimated coefficients, how do I go about it? For example, if I wanted the effect of a one percent increase in x1 on the earnings of a 30...
4 & 5 QUESTION 4 What is a major difference between linear regression and logistic regression?...
4 & 5
QUESTION 4 What is a major difference between linear regression and logistic regression? a. The nature of the independent variable(s) b. The nature of the dependent variable c. The number of independent variables d. The number of dependent variables QUESTION 5 Which one of the following statistical tests would the researcher hope to have a non-significant result (p > .05) in a logistic regression analysis? a. The likelihood ratio test b. The logit step test C. The...
QUESTION 13 For a simple linear regression model, the estimated intercept is 5, and the estimated...
QUESTION 13 For a simple linear regression model, the estimated intercept is 5, and the estimated slope is -3, it implies that as the independent variable increases by 1 unit, the dependent variable would increase by 5 units. as the independent variable increases by 1 unit, the dependent variable would decrease by 3 units. as the dependent variable increases by 1 unit, the independent variable would increase by 5 units. as the dependent variable increases by 1 unit, the independent...
Question 14 3 pts Suppose that you estimate a multiple regression model, but that you inadvertently...
Question 14 3 pts Suppose that you estimate a multiple regression model, but that you inadvertently omit an explanatory variable that is correlated with the dependent variable. In this case, the coefficients on the included variables will always be unbiased, but the standard errors and test statistics will be biased. there is no effect on the coefficients of the included variables since the omitted variable has been omitted. the coefficients on the included variables will always be biased. the coefficients...
In the simple linear regression equation, (y a+ bx+ e), the a is the... O A. independent variable O B. slope of the fitted line C. dependent variable O D.y-intercept Reset Selection Question 2 of 5 1.0 Points In the simple linear regression equation, (y a+bx+ e) the y is the O A. independent variable O B. dependent variable O C. slope of the fitted line D. y-intercept Question 3 of 5 1.0 Points The R2 for a regression model...
Question 4 1.5 pts Which of the following statement is true based on the following regression equation? IQ = 4.0 + Reading Label * 5.6 A unit point change in IQ will result in 5.6-point increase in reading label. O A unit point change in IQ will result in 9.6-point increase in reading label. A unit point change in reading label will increase IQ by 5.6 point Reading label is not a good predictor of IQ. Question 5 1.5 pts...
O a nominal variable with three or more values O a new regression coefficient 0.5 pts DQuestion 12 The variance inflation factor (VIF) is used to select or remove independent variables to reduce the effects of multicollinearity in a multiple regression equation O True e False D Question 13 0.5 pts If the hypothesis Ho: B1- 0 is rejected, then the sample regression coefficient b1 indicates the change in the predicted value for a unit
Question 2 1 pts The goal of regression is to see O if the independent variable(s) can explain the variation in the control variable(s). if the dependent variable(s) can explain the variation in the control variable(s). O if the independent variable(s) can explain the variation in the dependent variable(s). O if the dependent variable(s) can explain the variation in the independent variable(s).
4 & 5
QUESTION 4 What is a major difference between linear regression and logistic regression? a. The nature of the independent variable(s) b. The nature of the dependent variable c. The number of independent variables d. The number of dependent variables QUESTION 5 Which one of the following statistical tests would the researcher hope to have a non-significant result (p > .05) in a logistic regression analysis? a. The likelihood ratio test b. The logit step test C. The...
Question 14 3 pts Suppose that you estimate a multiple regression model, but that you inadvertently omit an explanatory variable that is correlated with the dependent variable. In this case, the coefficients on the included variables will always be unbiased, but the standard errors and test statistics will be biased. there is no effect on the coefficients of the included variables since the omitted variable has been omitted. the coefficients on the included variables will always be biased. the coefficients...
Most questions answered within 3 hours.
-
In 1970s and 1980s, molecular biologists discovered that the
hormone testosterone, binds a receptor protein that...
asked 54 minutes ago -
january 1 2010 road catering service purchase a piece of
equipment for 58000 which is expected...
asked 1 hour ago -
Explain Mertons concept of anomie is and what the
modes of adaptation to it are?
asked 2 hours ago -
Jamie is doing a survey at her school about whether the students
feel the cafeteria food...
asked 3 hours ago -
How many liters of 0.669 M KOH will be needed to raise the pH of
0.339...
asked 5 hours ago -
A liquid of density 1270 kg/m 3 flows steadily through a pipe of
varying diameter and...
asked 6 hours ago -
Questions: What should the American executive do?
'A visiting American executive finds that a foreign subsidiary...
asked 6 hours ago -
Activity based costing was introduced as an alternative to
absorption costing.
1. Discuss using illustration the...
asked 6 hours ago -
1. You own shares of Crane DVD Company and are interested in
selling them. With so...
asked 6 hours ago -
How many grams of He are necessary to fill a balloon having a
volume of 4.5E3...
asked 6 hours ago -
The 2 patients, still in the hospital, were interviewed by a
MoH epidemiologist. The interviews revealed...
asked 6 hours ago -
An uncharged capacitor and a resistor are connected in series to
a source of emf. If...
asked 6 hours ago