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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

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

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cot of 61.6