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

Author Question: The incomes of scientists working for Global Research are normally distributed with a mean of 38,500 ... (Read 65 times)

awywial

  • Hero Member
  • *****
  • Posts: 577
on: Jul 25, 2018
The incomes of scientists working for Global Research are normally distributed with a mean of 38,500 and a standard deviation of 5,250.
 
  a. What percentage of the scientists earn more than 46,375?
  b. What is the probability that a particular scientist earns between 29,575 and 47,425.

Question 2

Suppose that a normal random variable x has a mean  = -4.6 and a standard deviation  = 1.3. Find the z score corresponding to
 
  a. x = -8.175
  b. x = -2
  c. x = -4.99


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

alexisweber49

  • Sr. Member
  • ****
  • Posts: 311
Reply #1 on: Jul 25, 2018
Answer to Question 1

a. 6.68
b. .9108

Answer to Question 2

a. -2.75
b. 2
c. -.3


awywial

  • Member
  • Posts: 577
Reply 2 on: Jul 25, 2018
:D TYSM

amandanbreshears

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Global view of Mars as seen by the Viking 1 orbiter in 1980, showing the Valles Marineris (center) Global view of Mars as seen by the Viking 1 orbiter in 1980, showing the Valles Marineris (center)
Research Methods Research Methods
Working and Living and Playing in the City Dump of Phnom Penh, Cambodia Working and Living and Playing in the City Dump of Phnom Penh, Cambodia
Global Dimensions Global Dimensions
World Regions in Global Context: Peoples, Places, and Environments World Regions in Global Context: Peoples, Places, and Environments
Research Research
Video: Osmosis - Isotonic, Hypotonic, and Hypertonic​ Solutions

For a complete list of videos, visit our video library