This topic contains a solution. Click here to go to the answer

Author Question: One of the characteristics of a normal distribution is that: A) It is bimodal B) 95 of the ... (Read 75 times)

RRMR

  • Hero Member
  • *****
  • Posts: 557
One of the characteristics of a normal distribution is that:
 
  A) It is bimodal
  B) 95 of the values are within two standard deviations above and below the mean
  C) The values are positively skewed
  D) The mean is 100

Question 2

A group of 100 students took a test. The mean was 85, the standard deviation was 5, and the scores were normally distributed. About how many of the 100 scores fell between 80 and 90?
 
  A) 34
  B) 68
  C) 95
  D) Impossible to determine



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Kjones0604

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

B

Answer to Question 2

B




RRMR

  • Member
  • Posts: 557
Reply 2 on: Jul 8, 2018
Wow, this really help


strudel15

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Excellent

 

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

For a complete list of videos, visit our video library