Statistics on the TI-84
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Statistics on the TI- 84 -IB Biology 1 HL-
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Statistics on the TI-84. - IB Biology 1 HL-. Entering the Data…. Practice: Enter the following data. Basic Statistical Measures…. Practice: Find the MEAN & STDEV for L1 and L2. T-Tests…. - PowerPoint PPT Presentation
Transcript of Statistics on the TI-84
![Page 1: Statistics on the TI-84](https://reader036.fdocuments.us/reader036/viewer/2022081513/56812cf8550346895d91c4f8/html5/thumbnails/1.jpg)
Statistics on the TI-84-IB Biology 1 HL-
![Page 2: Statistics on the TI-84](https://reader036.fdocuments.us/reader036/viewer/2022081513/56812cf8550346895d91c4f8/html5/thumbnails/2.jpg)
Entering the Data…
![Page 3: Statistics on the TI-84](https://reader036.fdocuments.us/reader036/viewer/2022081513/56812cf8550346895d91c4f8/html5/thumbnails/3.jpg)
Practice: Enter the following data
List 1 (L1) List 2 (L2)20 2818 2419 2424 2616 3018 2722 22
![Page 4: Statistics on the TI-84](https://reader036.fdocuments.us/reader036/viewer/2022081513/56812cf8550346895d91c4f8/html5/thumbnails/4.jpg)
Basic Statistical Measures…
![Page 5: Statistics on the TI-84](https://reader036.fdocuments.us/reader036/viewer/2022081513/56812cf8550346895d91c4f8/html5/thumbnails/5.jpg)
Practice: Find the MEAN & STDEV for L1 and L2
List 1 (L1) List 2 (L2)
MEAN
STDEV
List 1 (L1) List 2 (L2)
MEAN 19.57 25.86
STDEV 2.69 2.73
![Page 6: Statistics on the TI-84](https://reader036.fdocuments.us/reader036/viewer/2022081513/56812cf8550346895d91c4f8/html5/thumbnails/6.jpg)
T-Tests…
![Page 7: Statistics on the TI-84](https://reader036.fdocuments.us/reader036/viewer/2022081513/56812cf8550346895d91c4f8/html5/thumbnails/7.jpg)
Practice: Is there a significant difference between L1 and L2? What is the P-value?
(Let’s say they’re PAIRED data…)
P = 0.012
SIGNIFICANCE!!