dealing with probability

timer Asked: Apr 10th, 2015

Question description

Laura did a survey of peanut butter preferences. She took a simple random sample of 60 middle schoolers at lunch. 

Favorite style of peanut butter Crunchy:24  smooth:18  both: 3  don't like peanut butter :15

A: make a table of the experimental probability that  any student  hose at random would prefer to have crunchy peanut, smooth, both or not to have peanut butter at all.

B: if there are 220 middle schoolers at Laura's school how many would we expect not to like peanut butter based on her results 

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