« previous next »

Author Question: The coefficient of variation is _____. a. the same as the variance b. the square root of the ... (Read 46 times)

TVarnum

  • Hero Member
  • *****
  • Posts: 548
on: Jun 24, 2018
The coefficient of variation is _____.
 a. the same as the variance
  b. the square root of the variance
  c. the square of the standard deviation
  d. None of the answers is correct.

Question 2

In a sample of 400 voters, 360 indicated they favor the incumbent governor. The 95 confidence interval of voters not favoring the incumbent is
 a. .871 to .929.
   b. .120 to .280.
   c. .765 to .835.
   d. .071 to .129.


randomguy133

  • Sr. Member
  • ****
  • Posts: 310
Reply #1 on: Jun 24, 2018
Answer to Question 1

d

Answer to Question 2

d


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Types of variation in chromosome number. Types of variation in chromosome number.
The Inverse-Square Law The Inverse-Square Law
How to sketch a quadratic equation using transformations after completing the square (Question 1) How to sketch a quadratic equation using transformations after completing the square (Question 1)
Natural selection acts on genetic variation Natural selection acts on genetic variation
Two normal frequency distributions with the same mean but different amounts of variation Two normal frequency distributions with the same mean but different amounts of variation
DNA sequence variation in parts of the Drosophila Adh gene DNA sequence variation in parts of the Drosophila Adh gene
Video: Lactation and Breast Feeding

For a complete list of videos, visit our video library