Question

An urn contains 64 balls, of which N1 are orange and N2 are blue. A random sample of n = 8 balls is selected from the urn without replacement, and X is equal to the number of orange balls in the sample. This experiment was repeated 30 times (the 8 balls being returned to the urn before each repetition), yielding the following data:
Using these data, guess the value of N1 and give a reason for your guess.


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  • CreatedOctober 12, 2015
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