# Thread: Assignment 3 help..!!! so hard......!!!!

1. You can do an online search as well as I can.

http://www.math.mcmaster.ca/peter/s2...ages/demo6.gif

2. ^ thnx very much man...........i dont know what to say........

3. Originally Posted by galactus
When you use a continuous normal distribution to approximate a binomial probability, you need to move 0.5 units to the left and right of the midpoint. This is so you can include all possible x-values in the interval.

This is called a continuity correction

For instance, let's convert the following binomial to normal distribution.

The probability of getting between 200 and 250 successes, inclusive.

The discrete midpoint values are 200, 201, 202,....., 250. The interval for the

normal distribution is 199.5<x<250.5

is this graph related to ur answer? if not.....plz proivde one that is related to ur answer thnx.....

4. does any one know the answer for 12 b,c?

i got B) 98% and C) is 97.5%

^ is it correct......and since the % are so high...does it make sense?

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