+128475 33. P ( First day is science l Female ) = 80 / (80 + 80 + 70) = 80 / 230 = 8/23 = 0.348
34. 81, 85, 82, 93, 85, 84, 95, 87, 88, 91
Sort the data from low to high
81, 82, 84, 85, 85, 87, 88, 91, 93, 95
Mean = sum of the scores/ number of scores = 87.1
Median = (85 + 87) / 2 = 86
Mode = 85
