« previous next »

Author Question: The mean is = 137.0 and the standard deviation is = 5.3. Find the probability that X is between ... (Read 53 times)

burchfield96

  • Hero Member
  • *****
  • Posts: 610
on: Aug 2, 2018
The mean is  = 137.0 and the standard deviation is  = 5.3.
  Find the probability that X is between 134.4 and 140.1.
 
  A) 0.6242 B) 0.4069 C) 0.8138 D) 1.0311

Question 2

The mean is  = 22.0 and the standard deviation is  = 2.4.
  Find the probability that X is between 19.7 and 25.3.
 
  A) 1.0847 B) 0.7477 C) 0.3370 D) 0.4107


zogaridan

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Aug 2, 2018
Answer to Question 1

B

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

burchfield96

  • Hero Member
  • *****
  • Posts: 610
Reply #2 on: Aug 2, 2018
Thank you!


zogaridan

  • Sr. Member
  • ****
  • Posts: 328
Reply #3 on: Aug 2, 2018
Always glad to help...


« previous next »
 

Did you know?

Approximately 25% of all reported medication errors result from some kind of name confusion.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

How to use the quotient rule to find the derivative of a function How to use the quotient rule to find the derivative of a function
How to quickly determine the maximum or minimum value of a quadratic equation in standard form How to quickly determine the maximum or minimum value of a quadratic equation in standard form
Find the derivative by using the chain rule, question 2 Find the derivative by using the chain rule, question 2
Find the magnitude and the direction of the resultant vector of the vectors below. Find the magnitude and the direction of the resultant vector of the vectors below.
Find all t1, t2, t3 ∈ R such that Find all t1, t2, t3 ∈ R such that
Video: Hierarchical Sequencing Method - Sequence Tagged Sites

For a complete list of videos, visit our video library