This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: In order to measure the dispersion of a random variable, look at its a. standard deviation. b. ... (Read 81 times)

londonang

  • Hero Member
  • *****
  • Posts: 540
on: Jun 24, 2018
In order to measure the dispersion of a random variable, look at its
 a. standard deviation.
  b. mean.
  c. expected value.
  d. average.

Question 2

In a regression analysis if SST = 500 and SSE = 300, then the coefficient of determination is
 a. 0.20
  b. 1.67
  c. 0.60
  d. 0.40


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jessicaduplan

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jun 24, 2018
Answer to Question 1

a

Answer to Question 2

D


londonang

  • Member
  • Posts: 540
Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

jomama

  • Member
  • Posts: 346
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Example of a cladogram, or branching order, of the New World monkey Superfamily Ceboidea. Example of a cladogram, or branching order, of the New World monkey Superfamily Ceboidea.
Metric System: Measure of Weight and Volume Metric System: Measure of Weight and Volume
How to fully analyze the standard and factored form of a quadratic equation (Question 1) How to fully analyze the standard and factored form of a quadratic equation (Question 1)
Afterload is the pressure that the ventricles must overcome in order to open the aortic and pulmonic Afterload is the pressure that the ventricles must overcome in order to open the aortic and pulmonic
Assume z is a standard normal random variable. What is the value of z if the area to the right ... Assume z is a standard normal random variable. What is the value of z if the area to the right ...
The order of gene transfer in four Hfr strains The order of gene transfer in four Hfr strains
Video: Causes of Angina

For a complete list of videos, visit our video library