Author Question: The square root of the estimated population variance is the estimated population _____ . a. range ... (Read 103 times)

CBme

  • Hero Member
  • *****
  • Posts: 548
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
Answer to Question 1

B

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

For a complete list of videos, visit our video library