« previous next »

Author Question: A chi-square test for goodness of fit has df = 2. How many categories were used to classify the ... (Read 65 times)

mia

  • Hero Member
  • *****
  • Posts: 564
on: Jun 20, 2018
A chi-square test for goodness of fit has df = 2. How many categories were used to classify the individuals in the sample?
 
  A) two
  B) three
  C) four
  D) five

Question 2

A sample of n = 4 scores has SS = 60. What is the variance for this sample?
 
  A) 30
  B) 20
  C) 16
  D) 15


reelove4eva

  • Sr. Member
  • ****
  • Posts: 332
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Common Blood Test Groups Common Blood Test Groups
The paper test involves holding a piece of paper near the tailpipe of an idling engine. A good ... The paper test involves holding a piece of paper near the tailpipe of an idling engine. A good ...
Using a gauge that measures vacuum in units of inches of water to test the vacuum at the dipstick ... Using a gauge that measures vacuum in units of inches of water to test the vacuum at the dipstick ...
Compression Test: The Paper Test Compression Test: The Paper Test
Correlations between scores on a psychology test and number of boiled kumquats eaten per month Correlations between scores on a psychology test and number of boiled kumquats eaten per month
Chi-Square Analysis of Mendel's Data Chi-Square Analysis of Mendel's Data
Video: Basic rhythm - control centers in medulla oblongata, spirograph and normal tidal cycle

For a complete list of videos, visit our video library