« previous next »

Author Question: A chi-square goodness-of-fit-test is to be performed to see if data fit the Poisson distribution. ... (Read 66 times)

dejastew

  • Hero Member
  • *****
  • Posts: 562
on: Jun 24, 2018
A chi-square goodness-of-fit-test is to be performed to see if data fit the Poisson distribution. There are 5 categories, and the parameter  must be estimated. How many degrees of freedom should be used?
 
  A) 5
  B) 4
  C) 3
  D) 2

Question 2

What is P(X  2 )?
 
  What will be an ideal response?


beccamahon

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jun 24, 2018
Answer to Question 1

C

Answer to Question 2

0.23 + 0.17 + 0.16 + 0.14 + 0.04 = 0.74


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Winter distribution of the American crow, Corvus brachyrynchos. Winter distribution of the American crow, Corvus brachyrynchos.
Cover/Uncover Test Cover/Uncover Test
Test for Depressive Symptoms: CED Scale Test for Depressive Symptoms: CED Scale
Quacking. Tapotement performed with the hands together and fingers loosely apart. Fingers come ... Quacking. Tapotement performed with the hands together and fingers loosely apart. Fingers come ...
How to sketch a quadratic equation using transformations after completing the square (Question 2) How to sketch a quadratic equation using transformations after completing the square (Question 2)
Probability Values of Chi-Square Analysis Probability Values of Chi-Square Analysis
Video: Haustral churning, Gastrocolic reflex and mass peristalsis & Defecation

For a complete list of videos, visit our video library