« previous next »

Author Question: For a particular sample of 50 scores on a statistics exam, the following results were obtained: ... (Read 188 times)

Diane

  • Hero Member
  • *****
  • Posts: 576
on: Jun 24, 2018
For a particular sample of 50 scores on a statistics exam, the following results were obtained:
 
  Mean = 78 Median = 80 Mode = 84 Range = 52
  First quartile = 68 Third quartile = 94 Standard deviation = 11
 
  What score was earned by more students than any other score? Why?

Question 2

What is the sample variance of the parking fines issued in Austin?
 
  A) 404.49
  B) 230.69
  C) 364.04
  D) 201.86


mmpiza

  • Sr. Member
  • ****
  • Posts: 354
Reply #1 on: Jun 24, 2018
Answer to Question 1

84; since it is the mode

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

The traits Mendel used in his experiments, and the results of the F1 and F2 generation crosses. The traits Mendel used in his experiments, and the results of the F1 and F2 generation crosses.
Statistics on how Americans commit suicide Statistics on how Americans commit suicide
Sample Program for Changing Daily Caloric Intake (cont.) Sample Program for Changing Daily Caloric Intake (cont.)
Sample purchase order form. Sample purchase order form.
If the gauge reading is now much higher than the first test results, then the cause of the low ... If the gauge reading is now much higher than the first test results, then the cause of the low ...
Results of a cross involving two genes located on the same chromosome Results of a cross involving two genes located on the same chromosome
Video: Acid-base imbalances - compensation of respiratory acidosis and alkalosis

For a complete list of videos, visit our video library