Given are the numbers of 30 test scores in a math class. 56, 69, 76, 84, 102, 69, 78, 92, 79, 80, 66, 78, 90, 99, 45, 76, 77, 80, 57, 57, 85, 88, 55, 86, 99, 97, 87, 75, 65, 70 a. Create a histogram to represent this data. (3points) b. Find the mean, median, mode and standard deviation. (3 points) c. Determine the five-number summary and draw a boxplot. (4 points)