Laura wants to put down new carpet in her bedroom. She went to the store and they told her that the carpet she wants cost $4.50 per square foot. Or, she can buy carpet in rolls that have 100 square feet of carpet each and cost $400. Below is a model of Laura's bedroom. SHould she purchase the carpet by the square foot or in rolls of 100 square feet? Explain.

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean