Homework out. Warm-up What type of functions are each of these? .75 x 3x 2 – 2 3x - .75. Mean, median, mode, range. Mean: the average of a set of data. Add all numbers in the data set & divide by the total # Median: The middle # of the data set.
What type of functions are each of these?
3x2 – 2
3x - .75
9, 5, 8, 5, 9, 8, 4, 8, 7
Mean = 7
Median = 8
Mode = 8
Range = 5
A graph that displays the highest & lowest quarters of data as whiskers, the middle two quarters of the data as a box, & the median.
Quartiles: Each quarter of the graph which represents ¼ or 25% of the data.
See pg. 32 in pre-alg workbook
10 class days left to the mid-term + 2 days for tests
Mid-term is 20% of your grade this quarter
Covers the entire semester
Will review everything after Thanksgiving
May want to start going back & looking at anything that has given you any problems throughout the semester
Test corrections due FRIDAY
If you have any questions on problems, be prepared to ask tomorrow in class