« previous next »

Author Question: The mean is = 137.0 and the standard deviation is = 5.3. Find the probability that X is between ... (Read 34 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?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

CycleBeads help women use the Standard Days Method. CycleBeads help women use the Standard Days Method.
In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it. In 2008, the U.S. economy suffered a gaping wound as several trillion dollars were ripped out of it.
Summary of Standard Precautions Summary of Standard Precautions
Write the equation for the voltage at any instant, and find the voltage at 4.0 s Write the equation for the voltage at any instant, and find the voltage at 4.0 s
How to find the equation of a line passing through two points How to find the equation of a line passing through two points
How to find the resultant vector in the first quadrant How to find the resultant vector in the first quadrant
Video: Fermentation pathways

For a complete list of videos, visit our video library