Determine the probability - standard deviation & mean , Basic Statistics

Assignment Help:

1. This question has multiple parts.

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.


Related Discussions:- Determine the probability - standard deviation & mean

Adaptations, what are flatworms adaptations

what are flatworms adaptations

Simple data analysis&comparison, Progect Guid: PROJECT 1: SIMPLE DATA ANA...

Progect Guid: PROJECT 1: SIMPLE DATA ANALYSIS & COMPARISON REPORT GUIDELINES This document contains general guidelines for the preparation of the Project Report I. Please note,

The smallest total monthly cost , Each month, the firm Cashco has 50% chanc...

Each month, the firm Cashco has 50% chance that an amount of $ 1,000 will be credited In its current account, and a 50% chance that the account is debited $ 1,000. As current accou

Prepares reports on gasoline prices , The average cost of a gallon of unlea...

The average cost of a gallon of unleaded gasoline in Greater Cincinnati was reported to be $2.41 (The Cincinnati Enquirer, February 3, 2006). During periods of rapidly changing pri

Definition of Capital Market, Definition of capital market is termed as a m...

Definition of capital market is termed as a market where shares are traded after an initial issue. Capital market is the market where corporations, companies, and government debt

Rolling Dice, I roll a fair die n times and don’t see the face 1 in the fir...

I roll a fair die n times and don’t see the face 1 in the first r rolls (r

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd