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

Author Question: If a distribution is normal with = 50 and = 10, then what proportion of the scores will fall ... (Read 87 times)

Brittanyd9008

  • Hero Member
  • *****
  • Posts: 500
on: Jun 20, 2018
If a distribution is normal with  = 50 and = 10, then what proportion of the scores will
  fall between 20 and 80?
 
  a. .3413
  b. .6826
  c. .9544
   d. .9974

Question 2

The value of Xs is affected by the size of the sample and the _____ .
 
  a. mean of scores in the sample
  b. mean of the population
   c. variance of the population
  d. shape of the frequency distribution


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

janeli1

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jun 20, 2018
Answer to Question 1

D

Answer to Question 2

C


Brittanyd9008

  • Member
  • Posts: 500
Reply 2 on: Jun 20, 2018
Excellent

parshano

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Normal bone versus bone with osteoporosis. Normal bone versus bone with osteoporosis.
The homeostatic control of normal body temperature (37°C or 98.6°F). The homeostatic control of normal body temperature (37°C or 98.6°F).
Distribution and Forms of Precipitation: Sleet Distribution and Forms of Precipitation: Sleet
The Means and Extremes of a Proportion The Means and Extremes of a Proportion
Normal red blood cells (round) and sickled red blood cells Normal red blood cells (round) and sickled red blood cells
The time at which the mailman delivers the mail to Ace Bike Shop follows a normal distribution ... The time at which the mailman delivers the mail to Ace Bike Shop follows a normal distribution ...
Video: Monohybrid crosses

For a complete list of videos, visit our video library