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Take out a sheet of paper and label the top “Point-Slope Form Review”. EOCT REVIEW DAY 2. Unit 8 – Statistics Categorical Data & Frequency Tables. Bivariate Data. Categorical Eye Color Grade in school Number of siblings Gender Ethnicity. Quantitative Age Height Weight Test Scores
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Take out a sheet of paper and label the top “Point-Slope Form Review” EOCT REVIEW DAY 2
Unit 8 – Statistics Categorical Data & Frequency Tables Bivariate Data
Categorical • Eye Color • Grade in school • Number of siblings • Gender • Ethnicity • Quantitative • Age • Height • Weight • Test Scores So far, this is all we’ve done Two Types of Data
Shows how 2 categories relate to each other • The number in the cell tells us the frequency • How many females take Latin? 9 Two-Way Frequency Chart
Use the cell total divided by the table total. Find the probability of selecting a… • Female chorus student. • Male band member. • Female chess player. 17/135 12/135 3/135 Joint Frequencies
Use the column/row total. divided by the table total. Find the probability of selecting a… • Band member. • Male student. • Yearbook member. Notice, these all only deal with ONE category! 33/135 78/135 35/135 Marginal Frequencies
Use the cell total divided by the row/column total. Find the probability of selecting a… • Female student if we know she is in chorus. • Male, given he plays chess. • Male student, given he is in the band. 17/32 16/19 Condition – tells us what ourdenominator will be 12/33 Conditional Frequencies
Handout! We’ll be in trailer 14 on Monday! CLASSWORK