Determine the probability, Applied Statistics

For a distribution of scores with = 82 and standard deviation = 2.5, find the following:

(Don't forget to sketch the normal curve to help you visualize what you are trying to find.)

A. What is the percentage of scores falling between the mean and a raw score of 84?

B. What is the probability of a score falling above a raw score of 86?

C. What is the probability of a score falling between the raw scores of 83 and 87?

D. The percentile rank of a score of 79.

E. The percentile rank of a score of 89.

Posted Date: 3/11/2013 5:59:06 AM | Location : United States







Related Discussions:- Determine the probability, Assignment Help, Ask Question on Determine the probability, Get Answer, Expert's Help, Determine the probability Discussions

Write discussion on Determine the probability
Your posts are moderated
Related Questions
The file Midterm  Data.xls has a tab labeled "National Grid vs. Alcoa" which presents historical price data for two stocks.  Using the National Grid price as the X-value and the Al


Geometric Mean The geometric mean   of numbers is defined as the th root of the product of numbers .It is obtained by multiplying all the values of a variable and then extracti

Normal Distribution Meaning: According  to ya Lun Chou  There perfectly smooth and symmetrical  curve, resulting  from the expansion of the binomial (p+q) n    when n approac

Scenario : Mrs dick's year 1s and 2s carried out a level-one science investigation to explain the changes in a particular plant over a period of time.  As part of the investigation

Arithmetic Average or Mean The arithmetic mean is the most widely and the most generally understandable of all the averages. This is clear from the reason that when the term

i need to solve couple questions on a data set ?

Confirmatory factor analysis (CFA) seeks to determine whether the number of factors and the loadings of measured (indicator) variables on them conform to what is expected on the ba

fixed capacitor and variable capacitor

it is said that management is equivalent to decision making? do you agree? explain