« previous next »

Author Question: A set of data has a mean of 80 and a standard deviation of 5. To determine two values that contain ... (Read 67 times)

Pea0909berry

  • Hero Member
  • *****
  • Posts: 573
on: Jul 25, 2018
A set of data has a mean of 80 and a standard deviation of 5. To determine two values that contain at least 8
  9
  of
  the data, we use:
 
  A) Chebyshevs theorem. B) the coefficient of variation.
  C) z-scores. D) the empirical rule.

Question 2

Fifty percent of the people that use the Internet order something online. Find the probability that only three of 9 Internet users will order something online.
 
  A) 0.164 B) 0.002 C) 0.333 D) 10.500


heinisk01

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jul 25, 2018
Answer to Question 1

A

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

There are more bacteria in your mouth than there are people in the world.

Use of fluorescent molecules by Lowenstein and colleagues to determine the size of gap-junction chan Use of fluorescent molecules by Lowenstein and colleagues to determine the size of gap-junction chan
Decimal Point Place Values Decimal Point Place Values
How to setup and solve a half-life problem using a table of values (Question 1) How to setup and solve a half-life problem using a table of values (Question 1)
Ulnar deviation Ulnar deviation
Algebraically determine the x intercept of the exponential function Algebraically determine the x intercept of the exponential function
How can you determine if the glucose-aversion trait in cockroach? How can you determine if the glucose-aversion trait in cockroach?
Video: Uterine (menstrual) cycle - phases

For a complete list of videos, visit our video library