03/14/19

If I flip a coin 1000 times in a row and it lands on heads all 1000 times, what is the probability that it's an unfair coin?
Consider a two-sided coin. If I flip it 1000 times and it lands heads up for each flip, what is the probability that the coin is unfair, and how do we quantify that if it is unfair? Furthermore,... more
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03/14/19

By how many times does the sample size have to be increased to decrease the margin of error by a factor of one seventh?
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03/13/19

There are 1500 criminology students at Fresno state with an average gpa of 2.8. If the standard deviation is 0.2 how many students would have a GPA between 2.4 and 3.2
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