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

Author Question: What conclusion is appropriate if a chi-square test produces a chi-square statistic near zero? A) ... (Read 91 times)

Sportsfan2111

  • Hero Member
  • *****
  • Posts: 585
on: Jun 20, 2018
What conclusion is appropriate if a chi-square test produces a chi-square statistic near zero?
 
  A) There is a good fit between the sample data and the null hypothesis.
  B) There is a large discrepancy between the sample data and the null hypothesis.
  C) All of the expected frequencies must also be close to zero.
  D) The researcher made a mistake because chi-square can never be close to zero.

Question 2

If a researcher is using a t statistic to test a null hypothesis about a population, what information is needed from the population to calculate the t statistic?
 
  A) You must know the population mean
  B) You must know the population variance or standard deviation
  C) You must know the population mean and the variance or standard deviation
  D) The t statistic does not require any information about the population


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

reversalruiz

  • Sr. Member
  • ****
  • Posts: 327
Reply #1 on: Jun 20, 2018
Answer to Question 1

A

Answer to Question 2

D


Sportsfan2111

  • Member
  • Posts: 585
Reply 2 on: Jun 20, 2018
Excellent

jomama

  • Member
  • Posts: 346
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Relative rate test, calibrating the molecular clock, and calculating divergence dates. Relative rate test, calibrating the molecular clock, and calculating divergence dates.
Common Blood Test Groups Common Blood Test Groups
Diesel Emission Testing - Opacity Test. Diesel Emission Testing - Opacity Test.
Cards Used in a Socially Situated Version of the Problem-Solving Test Cards Used in a Socially Situated Version of the Problem-Solving Test
Romberg test Romberg test
Probability Values of Chi-Square Analysis Probability Values of Chi-Square Analysis
Video: Neuron structure and function - sensory neurons, association neurons & motor neurons

For a complete list of videos, visit our video library