Question

Suppose there is a bowl of 23 Hershey's Miniatures candy bars on the table containing 5 Mr. Goodbars (G), 6Krackel bars (K), and 12 Hershey chocolate bars (H). Someone already ate all the Special Dark chocolate bars since dark chocolate is good for you.

You are going to grab 7 bars, without replacement. (Who’d want to replace them? We’d still eat ‘em).

Setup and calculate each probability below. Express your answer in decimal form, rounded to at least 4 decimal places.

P(all 7 are Hershey chocolate bars):

Set up:	Result:

P(22 are Mr. Goodbars, and 5 are Krackel bars):

Set up:	Result:

P(33 are Krackel bars, and 4 are Hershey chocolate bars):

Set up:	Result:

P(none of the 7 bars are Hershey chocolate bars):

Set up:	Result:

Picture of Hershey's miniatures, if you haven't eaten them before:

(I don't get any royalties from Hershey's, I just like chocolate)

Answer 1

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