statistics on the ti-84
Post on 31-Dec-2015
34 Views
Preview:
DESCRIPTION
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
Statistics on the TI-84-IB Biology 1 HL-
Entering the Data…
Practice: Enter the following data
List 1 (L1) List 2 (L2)20 2818 2419 2424 2616 3018 2722 22
Basic Statistical Measures…
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
T-Tests…
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!!
top related