Bellwork contained review problems for the semester exam.
Hwk #31 is due today.
The remainder of the period students reviewed for tomorrow’s test.
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The following corrections should be made to the answer sheet provided for the Probability and Statistics Review:
3 (c) 120 (this answer was omitted)
4(b) 100/900 (correction)
4(c) 1,247,400 (correction)
11 (c) Should read something along these lines:
“25% of 1st hour scored higher than 72 and 50% of 2nd hour scored below 72.”
13 (i) 98.30%
Bellwork reviewed problems from Chapter 7 that may be on the Final Exam.
The remainder of the period we finished our discussion on Sec 12-5, Sample Proportion and Margin of Error.
Hwk #31 is due tomorrow:
Sec 12-5, pages 680-682, problems 2, 10-13, 17, 31
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Bellwork 5-28-14
Students were given the review for the Test over Probability and Statistics. The test will be given Friday, May 30.
Click on the link below for a copy of the review and answers:
Probability and Stats Review
Bellwork reviewed problems involving a Normal Distribution.
Hwk #30 is due today.
The remainder of the period we began discussing Sec 12-5, Working with Samples. The concepts of Sample Proportion and Margin of Error were introduced.
Hwk #31 will be due on Thursday, May 29:
Sec 12-5, pages 680-682, problems 2, 10-13, 17, 31
Click on the links below for today’s bellwork, bellwork answers, and notes/examples from today’s lesson:
Bellwork reviewed questions involving Normal Distributions (Sec 12-7).
The remainder of the period we finished discussing Sec 12-7.
Hwk #30 is due on Tuesday.
Sec 12-7, pages 695-696, problems 9-16, 22, 24, 27
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Bellwork 5-22-14
Bellwork reviewed answering questions using a Normal Distribution (Sec 12-7).
Hwk #29 is due today.
The remainder of the period we discussed using a Normal Distribution Table in addition to using a Normal Distribution (Bell-shaped Curve) to find percent of data within a range of values.
Hwk #30 is due on Tuesday, May 27:
Sec 12-7, pages 695-696, problems 9-16, 22, 24, 27.
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Bellwork reviewed Standard Deviation and z-scores.
Hwk #28 is due today.
The remainder of the period we finished our dicussion on Standard Deviation and z-scores from Sec 12-4. We then began discussing Normal Distributions (Sec 12-7).
Hwk #29 is due tomorrow:
Sec 12-4, pages 672-673, problems 3, 4, 10-13, 16, 19
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Bellwork 5-20-14
Bellwork reviewed finding Mean, Median, Mode, Range, and Interquartile Range, and using a Box-and-Whisker Plot to compare two sets of data.
The remainder of the period we finished our discussion on Percentiles (Sec 12-3). We then began our discussion on Standard Deviation (Sec 12-4).
Hwk #28 is due tomorrow:
Sec 12-3, pages 664-665, problems 1, 2, 8-11, 16-18.
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Bellwork had students make and interpret two Box-and-Whisker plots.
The remainder of the period we continued our discussion on Sec 12-3, Analying Data using Measures of Central Tendancy, Box-and-Whisker-Plots, and Percentiles.
Hwk #28 was assigned and will be due on Tuesday, May 20:
Sc 12-3, pages 664-665, problems 1, 2, 8-11, 16-18.
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