Author Question: Which of the following is not true for an exponential distribution with parameter ? a. Mean = . b. ... (Read 140 times)

BRWH

  • Hero Member
  • *****
  • Posts: 553
Which of the following is not true for an exponential distribution with parameter ?
 a. Mean = .
  b. Standard deviation = .
  c. The distribution is completely determined once the value of is known.
  d. The distribution is a two-parameter distribution since the mean and standard deviation are equal.

Question 2

Sixty percent of a company's customers are females. What is the probability that a random sample of 200 customers is greater than 64 percent female?
 a. 0.1229
  b. 0.1556
  c. 0.1898
  d. .02158
  e. 0.2847



JYan

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

D

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

For a complete list of videos, visit our video library