Normal Distribution, Mathematics

You don''t have to give me the answer. I just want to know HOW to do it.

In a set of 400 ACT scores where the mean is 22 and the standard deviation is 4.5, how many scores are expected to be lower than 26.5?
How many of the 400 scores are expected to be greater than 31?
Posted Date: 3/3/2013 10:27:01 PM | Location : United States







Related Discussions:- Normal Distribution, Assignment Help, Ask Question on Normal Distribution, Get Answer, Expert's Help, Normal Distribution Discussions

Write discussion on Normal Distribution
Your posts are moderated
Related Questions
please help me in my assignment, explain Applications of Markov Chains in Business.

3.6Find the general solution of the differential equation Y" + 4y = Sec2 2x

economic order quantities (EOQ) Statistics may be utilized in ordering or making economic order quantities as EOQ. It is significant for a business manager to understand that

Alternating Series Test - Sequences and Series The final two tests that we looked at for series convergence has needed that all the terms in the series be positive.  Actually t

Solving Algebraic Word Problems: What are the capacities of two water storage tanks in a nuclear facility if one holds 9 gallons less than three times another, and their whole

What is Trigonometric Ratios ? Trigonometry, a branch of mathematics, is based on the ratios known as sine, cosine, and tangent. Trigonometric ratios apply only to right trian


Draw the typical profile(s) of Shoppers'' Stop customers segments.

Explain Combining Negative Signs in integers? You've learned about positive and negative integers. BASICS :   When you place a negative sign in front of an integer, you get

A standard deck of cards contains 52 cards. One card is selected at random. Determine a)    The probability that the card is a 8 or an Ace? b)    The probability that the card is