4. IQ scores for a sample of 7 college professors are shown below: 95 105 106 112 114 114 124 Find the: a) Median = b) Mode = c) Range = d) Show that the mean = 110 Ex = Mean = e) Variance = (Fill in table) x x - x (x - )2 95 05 106 112 14 114 24 f) Standard deviation = (2 pts g) Find the percentile corresponding to x = 114. (2 pts. Number of scores below x = Percentile = h) Find Pro (2 pts L= P70 = i) Construct a frequency distribution using 5 classes. (5 pts. Lowest data = Highest data = Range = Width = IQ Scores Lower limits Upper limits frequency