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WELCOME TO CAHSEE Week 7- Last ONE!!!. NOTES- any slide with a green title should be written down in your notebook.

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Presentation on theme: "WELCOME TO CAHSEE Week 7- Last ONE!!!. NOTES- any slide with a green title should be written down in your notebook."— Presentation transcript:

1 WELCOME TO CAHSEE Week 7- Last ONE!!!

2 NOTES- any slide with a green title should be written down in your notebook.

3 Lesson #13- Statistics, Data, and Probability

4 Mean, Median, Mode (15 mins) Mean- average 8, 9, 14, 9, 20, 3, = Divide the amount of numbers ( ) ____ ÷ _____ =

5 Median Median- number in the middle, when lined up from least to greatest 8, 9, 14, 9, 20, 3, 7 3, 7, 8, 9, 9, 14, 20= ____ is in the middle. What if its two numbers?

6 Mode Mode- most often. 8, 9, 14, 9, 20, 3, 7 3, 7, 8, 9, 9, 14, 20= ____ is the number you see most often. What if you added another 3?

7 Bootcamp Practice (10 mins)  Pages 1 and 2 you may write on.

8 Bootcamp Practice  Raise your hand if you need any help  Ask questions NOW, the Cahsee will be too late ! *Teacher will determine grouping (independent, pairs, etc.)

9 Answer Key- Page 1 (1 min) NumberAnswer 1)Mean= 5 Median=4 Mode= 4 2)Mean= 57 Median= 55 Mode= 58

10 Answer Key- Page 2 (1 min) NumberAnswer 1)Mean= 12 Median=11 Mode= 10 2)Week 1 Mean=15 Week 2 Mean= 14 Week 1 Median= 16 Week 2 Median- 15 Week 1 Mode= 18 Week 2 Mode= 11

11 Lesson #11- Continued

12 Graphs and Scatterplots(10 mins) Graphs present information in different ways. Line, pie, bar graphs or scatterplots.

13 Line Graphs

14 Bar Graph

15 Scatterplots

16 Bootcamp Practice (15 mins)  Pages 103, 105, and 106 you may write on.

17 Bootcamp Practice  Raise your hand if you need any help  Ask questions NOW, the Cahsee will be too late ! *Teacher will determine grouping (independent, pairs, etc.)

18 Answer Key- Page 103 (1 min) NumberAnswer 1)The greater change is between hours 5pm and 6pm. 2)Pam sold more apartments between January and May.

19 Answer Key- Page 105 (1 min) NumberAnswer 1)7 2)5 and 8 hours 3)More studying= better test scores 4)Positive correlation

20 Answer Key- Page 106 (1 min) NumberAnswer 1)50 2)80/ 20 feet 3)20, 40, 55 4)The scores dropped (decrease) 5)Negative Correlation 6)190 and 170 7)Yes, positive 8)Positive Correlation

21 Exit Slip: (15 mins)  Get your assigned computer/ close notebook  Log-on/  Use the test key from the CAHSEE BOOTCAMP file cabinet under Mrs. Kelley’s page  Exit Slip Name- CB Math Week Seven Exit Slip (5 questions)

22 Reminders: (1 min)  ELA Cahsee- Tuesday 3/18  Math Cahsee- Wednesday 3/19  Testing in Advisory classes  BOTH DAYS start at 7:45am  Study over your notes!  Be on time!  Late or Absent= won’t take the test (automatic NO PASS!!!)

23 Escort students to the cave at 10:30am (lunch and shirts)


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