Name: Homework #3 The 20 brain volumes () listed below: 1025 954 1021 1019 1265 1289 1032 1056 1043 1065 1234 1084 1032 1 109 1368 1476 1021 1099 1212 1194 1. Find the mean, median, and mode. 2. Suppose your course grade is based on four quizzes and one final exam. The first two quizzes are 25% of your final grade, third and four quizzes are 20% and the final counts as 10%. Your quiz scores are 72, 85, 80, and 86, and your final exam score is 92. What is your overall score? 3. Complete the following table, and find the mean of the frequency distribution. Class Midpoint Frequency, f 70 -99 100 - 129 w 130 -159 6 160 - 189 8 190 -219 6 220 -249 4 250 -279 2 a) Construct a frequency histogram graph. Describe the shape of the graph. b) Construct an Ogive graph