If (N-3) is the largest of four consecutive off numbers, then the smallest is ? Possible answers N+3 N+5 N-9 N-11 Hello?
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According to the normal model, what percent of receivers would you expect to gain fewer yards than 2 standard deviations below the mean number of yards

At dinner, 2/5 of the people had fish and 1/3 had chicken. if everyone else had lamb, what fraction of the people had lamb? and if 40 people had lamb , calculate the total number of people at the dinner.

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?