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 82 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
Wow, this really help

AISCAMPING

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

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.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Faulty outlooping produces lambda phage containing bacterial DNA Faulty outlooping produces lambda phage containing bacterial DNA
Kazimir Malevich, Black Square. Kazimir Malevich, Black Square.
Yinka Shonibare MBE, Nelson's Ship in a Bottle, Fourth Plinth, Trafalgar Square, London. Yinka Shonibare MBE, Nelson's Ship in a Bottle, Fourth Plinth, Trafalgar Square, London.
Badly burned exhaust valve. A compression test could have detected a problem, and a cylinder ... Badly burned exhaust valve. A compression test could have detected a problem, and a cylinder ...
The inverse-square law and its effects. Doubling your distance away from a radioactive material ... The inverse-square law and its effects. Doubling your distance away from a radioactive material ...
Weber test Weber test
Video: Properties of macromolecules (Explained with No Audio)

For a complete list of videos, visit our video library