« previous next »

Author Question: The square root of the estimated population variance is the estimated population _____ . a. range ... (Read 75 times)

CBme

  • Hero Member
  • *****
  • Posts: 548
on: Jun 20, 2018
The square root of the estimated population variance is the estimated population _____ .
 
  a. range
   b. standard deviation
  c. median
  d. mode

Question 2

If the 30th percentile on an examination is 65, then _____ .
 
  a. 30 percent of the people got a score of 65
  b. more than 30 percent of the people failed the exam
  c. 30 percent of the people got a score above 65
   d. 30 percent of the people got a score of 65 or less


soda0602

  • Sr. Member
  • ****
  • Posts: 313
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

CBme

  • Hero Member
  • *****
  • Posts: 548
Reply #2 on: Jun 20, 2018
Thank you


soda0602

  • Sr. Member
  • ****
  • Posts: 313
Reply #3 on: Jun 20, 2018
No problem :)


« previous next »
 

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

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?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

A Punnett square depicting a cross between two pea plants heterozygous for purple (B) and white (b) A Punnett square depicting a cross between two pea plants heterozygous for purple (B) and white (b)
Rural versus Urban Population, 1820–1860 Rural versus Urban Population, 1820–1860
Medium-Range Forecasts Medium-Range Forecasts
Punnett Square Punnett Square
A sample of 400 observations will be taken from an infinite population. The population ... A sample of 400 observations will be taken from an infinite population. The population ...
Distribution Patterns and Population Size Estimates (Bio 30) Distribution Patterns and Population Size Estimates (Bio 30)
Video: Role of transport in a cell

For a complete list of videos, visit our video library