« previous next »

Author Question: If the parameter of an exponential distribution is 1, then which of the following is true? a. The ... (Read 131 times)

futuristic

  • Hero Member
  • *****
  • Posts: 638
on: Jun 24, 2018
If the parameter of an exponential distribution is 1, then which of the following is true?
 a. The density function is e-x for x  0.
  b. The mean is equal to 1.
  c. The standard deviation and variance are both equal to 1.
  d. All of these choices are true.

Question 2

If the mean of an exponential distribution is 2, then the value of the parameter  is
 a. 0
  b. 2.0
  c. 0.5
  d. 1.0


Ddddd

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jun 24, 2018
Answer to Question 1

D

Answer to Question 2

C


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

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?

The human body produces and destroys 15 million blood cells every second.

Critical Values of the Chi-Square Distribution Critical Values of the Chi-Square Distribution
Ebola Virus Geographic Distribution Ebola Virus Geographic Distribution
Functionalist and Conflict Views of Stratification: The Distribution of Society's Resources Functionalist and Conflict Views of Stratification: The Distribution of Society's Resources
Distribution of the Income of Americans Distribution of the Income of Americans
Distribution and Forms of Precipitation: Snow Distribution and Forms of Precipitation: Snow
Finding derivatives of Exponential functions - pt 3 Finding derivatives of Exponential functions - pt 3
Video: Flexor reflex & Crossed extensor reflex

For a complete list of videos, visit our video library