Scan your answers. Show your solution. 1. A customer at a specialty coffee shop observed the amount of time, in minutes, that each 20 customers spent waiting to receive an order. The results are recorded in the table below. Compute the following: 3.2, 4.0, 3.8, 2.4, 4.7, 5.1, 4.6, 3.5, 3.5, 6.2, 3.5, 4.9, 4.5, 5.0, 2.8, 3.5, 2.2, 3.9, 5.3, 2.9 a. Mean, b. Median, c. Mode, d. Range, e. Standard Deviation, f. Variance 2. A professor grades students on S tests, a project, and a final examination, Each test counts as 10% of the course grade. The project counts as 20% of the course grade, The final examination Counts as 30% of the course grade, Samantha has test scores of 70, 65, 82, 94, and 85 Samantha's project score is 95. Her final examination Is 83. Use the weighted mean formula to find Samantha's average for the course. Hint: The sum of all the weights is 100% = 1. 3. A random sample of 1000 oranges showed that the mean amount of juice per orange was 7.4 fluid ounces, with a standard deviation of 1.1 fluid ounce: a. Determine the z-score, to the nearest hundredth, of an orange that produced 6.6 fluid ounces of juice b. The z-score for one orange was 3.15. How much juice was produced by this orange? Round to the nearest tenth of a fluid ounce. 4. The weights of all the boxes of cake mix filled by a machine are normally distributed, with a mean weight of 18.0 oz and a standard deviation of 0.8 oz. What percent of the boxes will a. Weigh less than 17 oz? b. Weigh between 18.4 and 19.0 oz