(1 point) If the average low temperature of a winter month in Rochester, NY, is 19" and the standard deviation is 4.3, then according to Chebyshev's theorem, the minimum percentage of average low temperatures in Rochester, NY, between 10.4' and 27.6' is %. Note: Round off your answer to one decimal place.(1 point) Suppose a distribution is bell shaped and has the following statistics: 3 = 139 s = 21.4 Label the bell curve with raw scores from x - 3s to x + 3s. Note: Do not round any quantity off.(1 point) 40 people were randomly selected and asked how many trips to the supermarket they had made in the past week. The responses are shown in the frequency table below. Calculate the sample mean and standard deviation of the data set. Number of supermarket trips Frequency 0 9 2 15 3 6 Total 40 Note: Round off your answer for the mean to 1 decimal places, and your answer for the standard deviation to 2 decimal. Do NOT round off intermediate calculations for finding the standard deviation. Mean = Standard deviation =