Total temperature change over 3 days in Gritty City was −6 degrees Celsius. What was the average temperature change each day?

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

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

Sam is picking fruit from a basket that contains many different kinds of fruit. which set of events is independent?