A coin is tossed 400 times. Use the normal curve approximation to find the probability of obtaining: ​(a) between 184 and 212 heads​ inclusive; ​(b) exactly 207 ​heads; ​(c) fewer than 173 or more than 225 heads.

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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A coin is tossed 400 times. Use the normal curve approximation to find the probability of obtaining:
​(a) between 184 and 212 heads​ inclusive;
​(b) exactly 207 ​heads;
​(c) fewer than 173 or more than 225 heads.
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