Here are the shopping times (in minutes) for a sample of shoppers at a particular shoe store: 35, 28, 31, 36, 31, 43 Find the standard deviation of this sample of shopping times. Round your answer to at least two decimal places The records of a computer retail store show that out of the customers who purchased a desktop computer last month, all but also purchased a service plan that extends the warranty for an extra year. Out of the customers who purchased a notebook computer last month, all but purchased the same service plan. Fill in the blanks of the statement below to make the statement the most reasonable possible. Last month, customers of the store who purchased __notebook or ___Desktop computers were more likely to purchase the service plan, because______ purchased the service plan, whereas only of the % ______% customers who bought ____notebook or _____desktop computers purchased the service plan. The monthly salaries (in thousands of dollars) of a sample of sales representatives are as follows: 13, 11, 9, 8, 12, 7 Send data to Excel Find the standard deviation of this sample of monthly salaries. Round your answer to at least two decimal places. An ordinary (fair) die is a cube with the numbers through on the sides (represented by painted spots). Imagine that such a die is rolled twice in succession and that the face values of the two rolls are added together. This sum is recorded as the outcome of a single trial of a random experiment. Compute the probability of each of the following events: Event : The sum is greater than . Event : The sum is divisible by . P(A)= P(B)=