welcome to cahsee week 7- last one!!!. notes- any slide with a green title should be written down in...
TRANSCRIPT
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WELCOME TO CAHSEE
Week 7- Last ONE!!!
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NOTES- any slide with a green title should be written down in your notebook.
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Lesson #13- Statistics, Data, and Probability
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Mean, Median, Mode (15 mins)
• Mean- average
8, 9, 14, 9, 20, 3, 7
8+ 9+ 14+ 9+ 20+ 3 +7=
Divide the amount of numbers ( )____ ÷ _____ =
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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?
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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?
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Bootcamp Practice (10 mins)
Pages 1 and 2 you may write on.
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Bootcamp PracticeRaise your hand if you need any help
Ask questions NOW, the Cahsee will be too late!
*Teacher will determine grouping (independent, pairs, etc.)
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Answer Key- Page 1 (1 min)
Number Answer1) Mean= 5
Median=4 Mode= 4
2) Mean= 57Median= 55Mode= 58
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Answer Key- Page 2 (1 min) Number Answer1) Mean= 12
Median=11Mode= 10
2) Week 1 Mean=15Week 2 Mean= 14Week 1 Median= 16Week 2 Median- 15Week 1 Mode= 18Week 2 Mode= 11
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Lesson #11-
Continued
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Graphs and Scatterplots(10 mins)
• Graphs present information in different ways. Line, pie, bar graphs or scatterplots.
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Line Graphs
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Bar Graph
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Scatterplots
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Bootcamp Practice (15 mins)
Pages 103, 105, and 106 you may write on.
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Bootcamp PracticeRaise your hand if you need any help
Ask questions NOW, the Cahsee will be too late!
*Teacher will determine grouping (independent, pairs, etc.)
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Answer Key- Page 103 (1 min)
Number Answer1) The greater change is
between hours 5pm and 6pm.
2) Pam sold more apartments between January and May.
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Answer Key- Page 105 (1 min)
Number
Answer
1) 72) 5 and 8 hours3) More studying= better
test scores4) Positive correlation
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Answer Key- Page 106 (1 min)
Number
Answer
1) 502) 80/ 20 feet3) 20, 40, 554) The scores dropped (decrease)5) Negative Correlation6) 190 and 1707) Yes, positive8) Positive Correlation
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Exit Slip: (15 mins)
Get your assigned computer/ close notebook
Log-on/ www.achievedata.com/zoom/test
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)
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Reminders: (1 min) ELA Cahsee- Tuesday 3/18Math Cahsee- Wednesday 3/19Testing 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!!!)
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Escort students to the cave at
10:30am (lunch and shirts)