DASA Ther value for this data is 0.9701. This tells us that the graph shows a
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The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?