This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The probability that an individual has 20-20 vision is 0.12. In a class of 70 students, what is the ... (Read 521 times)

stock

  • Hero Member
  • *****
  • Posts: 573
on: Jul 24, 2018
The probability that an individual has 20-20 vision is 0.12. In a class of 70 students, what is the mean and standard deviation of the number with 20-20 vision in the class?
 
  A) mean: 8.4; standard deviation: 2.71882327 B) mean: 70; standard deviation: 2.71882327
  C) mean: 8.4; standard deviation: 2.89827535 D) mean: 70; standard deviation: 2.89827535

Question 2

True or False: If a residual plot shows an almost straight line then a linear model is appropriate.
 
  A) False B) True


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

iceage

  • Guest
Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

A


stock

  • Hero Member
  • *****
  • Posts: 573
Reply #2 on: Jul 24, 2018
Thanks


iceage

  • Guest
Reply #3 on: Jul 24, 2018
Welcome :)


« previous next »
 

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

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?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

A tapeworm, Taenia pisiformis, a member of the class Cestoda. A tapeworm, Taenia pisiformis, a member of the class Cestoda.
Physiological effects of the accumulation of lactose in the intestines of a lactose-intolerant indiv Physiological effects of the accumulation of lactose in the intestines of a lactose-intolerant indiv
Karl Marx (1818–1883) believed that the roots of human misery lay in class conflict, the ... Karl Marx (1818–1883) believed that the roots of human misery lay in class conflict, the ...
Immunoglobulin Class (3–11) Immunoglobulin Class (3–11)
Students and Money Students and Money
Testing near vision Testing near vision
Video: Epidural Hematoma

For a complete list of videos, visit our video library