« previous next »

Author Question: Which of the following is a measure of dispersion? a. variance c. standard error of the mean b. ... (Read 67 times)

roselinechinyere27m

  • Hero Member
  • *****
  • Posts: 557
on: Jun 19, 2018
Which of the following is a measure of dispersion?
 
  a. variance c. standard error of the mean
  b. standard deviation d. all of these

Question 2

The _____ formula is used to calculate the variance.
 
  a. secret c. compound
  b. definitional d. calculational


Ksanderson1296

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jun 19, 2018
Answer to Question 1

D
All of these are measures of dispersion.

Answer to Question 2

D
The calculational formula uses raw scores, the mean, and the number of scores to calculate the variance.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

The nurse uses a noninvasive bladder ultrasound to measure the client’s bladder volume. The nurse uses a noninvasive bladder ultrasound to measure the client’s bladder volume.
Standard Alcoholic Drink Sizes Standard Alcoholic Drink Sizes
Standard Precautions for the Care of all Patients in All Health Care Settings Standard Precautions for the Care of all Patients in All Health Care Settings
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 ...
Find the measure of angle L to the nearest degree Find the measure of angle L to the nearest degree
Distributions and variance Distributions and variance
Video: Peptide Bond Formation Animation

For a complete list of videos, visit our video library