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 544 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 newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Acromegaly. Acromegaly is a metabolic disorder in which excessive amounts of growth hormone are secr Acromegaly. Acromegaly is a metabolic disorder in which excessive amounts of growth hormone are secr
Firing Rate of Individual SCN Neurons in a Tissue Culture Color bars have been added to emphasize th Firing Rate of Individual SCN Neurons in a Tissue Culture Color bars have been added to emphasize th
Screening for Near Vision Acuity Screening for Near Vision Acuity
A Tough Economy ...for students A Tough Economy ...for students
High school students shopping at the mall High school students shopping at the mall
Obese individual with stretch marks (striae) Obese individual with stretch marks (striae)
Video: Generalized life cycles for plants and animals Animation

For a complete list of videos, visit our video library