« previous next »

Author Question: Regression analysis was applied between sales data (y in 1000s) and advertising data (x in 100s) and ... (Read 96 times)

meagbuch

  • Hero Member
  • *****
  • Posts: 568
on: Jun 24, 2018
Regression analysis was applied between sales data (y in 1000s) and advertising data (x in 100s) and the following information was obtained. y = 12 + 1.8x n = 17 SSR = 225 SSE = 75 sb1 = .2683 The critical t value for testing the significance of the slope, at a .05 level of significance, is
 a. 1.753.
  b. 2.131.
  c. 1.746.
  d. 2.120.

Question 2

A characteristic of interest for the elements is called a(n) _____.
 a. sample
  b. data set
  c. variable
  d. observation


mammy1697

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jun 24, 2018
Answer to Question 1

b

Answer to Question 2

c


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

This girl has a long leg cast, which was applied after surgery to correct her clubfoot. This girl has a long leg cast, which was applied after surgery to correct her clubfoot.
Deep vibration applied with fingertips to the abdomen. Deep vibration applied with fingertips to the abdomen.
A model of the 70S ribosome based upon early structural data A model of the 70S ribosome based upon early structural data
How to calculate the mean for grouped data How to calculate the mean for grouped data
The nucleosome core particle derived from X-ray crystal analysis The nucleosome core particle derived from X-ray crystal analysis
Parsimony Analysis Parsimony Analysis
Video: Primate Evolutionary Tree Animation

For a complete list of videos, visit our video library