Please see the attched image for the concert data set In the concert sales dataset, where Sales is the dependent variable and Newspaper ads is the independent variable, if the Null hypothesis states "these two variables are not related", after creating the simple linear regression, which statement is accurate? (Threshold F=4, Sig F = 0.05) Select one: a.Insufficient information to determine this b.Null Hypothesis is rejected c.We fail to reject the Null hypothesis d.The alternate hypothesis is true 2.For the Concert sales dataset, if the threshold for multicollinearity was 0.69 then there would exist multicollinearity. Select one: a.True b. False 3.. In the concert sales dataset, the relationship between "Newspaper ads" and "Radio&TV ads" is Select one: a.Positive and weak b.Negative and weak c.Negative and strong d.Positive and strong 4.. In the concert sales dataset (containing sample data), the standard deviation of sales is equal to Select one: a.Square root of the mean of sales b.Square root of the variance of sales c.Square of the mean sales value d.Square of the variance of sales 5.In the Concert sales dataset, if sales is the dependent variable and "Radio&TV ads", "Newspaper ads" are the independent variables then 49.6 % of the variation in sales can be explained by the two independent variables. Select one: True False 6.For the Concert sales dataset, what is the predicted sales value when Radio and tv ads is 63 and Newspaper ads is 42? Select one: a.1527 b.1510 c.1537 d.1548

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Related questions

Question

Please see the attched image for the concert data set

In the concert sales dataset, where Sales is the dependent variable and Newspaper ads is the independent variable, if the Null hypothesis states "these two variables are not related", after creating the simple linear regression, which statement is accurate?

(Threshold F=4, Sig F = 0.05)

Select one:

a.Insufficient information to determine this

b.Null Hypothesis is rejected

c.We fail to reject the Null hypothesis

d.The alternate hypothesis is true

2.For the Concert sales dataset, if the threshold for multicollinearity was 0.69 then there would exist multicollinearity.

Select one:

a.True

b. False

3.. In the concert sales dataset, the relationship between "Newspaper ads" and "Radio&TV ads" is

Select one:

a.Positive and weak

b.Negative and weak

c.Negative and strong

d.Positive and strong

4.. In the concert sales dataset (containing sample data), the standard deviation of sales is equal to

Select one:

a.Square root of the mean of sales

b.Square root of the variance of sales

c.Square of the mean sales value

d.Square of the variance of sales

5.In the Concert sales dataset, if sales is the dependent variable and "Radio&TV ads", "Newspaper ads" are the independent variables then 49.6 % of the variation in sales can be explained by the two independent variables.

Select one:

True

False

6.For the Concert sales dataset, what is the predicted sales value when Radio and tv ads is 63 and Newspaper ads is 42?

Select one:

a.1527

b.1510

c.1537

d.1548