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

Author Question: A testing bureau reports that the mean for the population of Graduate Record Exam (GRE) scores is ... (Read 24 times)

azncindy619

  • Hero Member
  • *****
  • Posts: 562
on: Jun 19, 2018
A testing bureau reports that the mean for the population of Graduate Record Exam (GRE) scores is 500 with a standard deviation of 90 . The scores are normally distributed. The proportion of scores between 300 and 400 is _________.
 
  a. 0.3665 c. 0.8533
  b. 0.4868 d. 0.1203

Question 2

A testing bureau reports that the mean for the population of Graduate Record Exam (GRE) scores is 500 with a standard deviation of 90 . The scores are normally distributed. The raw score that lies at the 90th percentile is _________.
 
  a. 615.20 c. 616.10
  b. 384.80 d. 383.90


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

trampas

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Jun 19, 2018
Answer to Question 1

D

Answer to Question 2

A


azncindy619

  • Member
  • Posts: 562
Reply 2 on: Jun 19, 2018
Thanks for the timely response, appreciate it

pratush dev

  • Member
  • Posts: 321
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

An electrocardiogram (EKG) wave, a record of the electrical signal as it moves through the conductio An electrocardiogram (EKG) wave, a record of the electrical signal as it moves through the conductio
Testing the strength of the trapezius muscle against resistance Testing the strength of the trapezius muscle against resistance
Testing for Homans’ sign Testing for Homans’ sign
Testing cardinal field of gaze Testing cardinal field of gaze
Human Population Growth Human Population Growth
Video: Role of the urinary system - acidosis and alkalosis

For a complete list of videos, visit our video library