SBS 200 Lecture Notes - Lecture 9: Confidence Interval, Sports League, Analysis Of Variance
1 Nov 2018
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The difference between each of these seven types of analyses involves: the question we are asking, the types of data we are gathering (dependent variable, the numbers and types of groups we are comparing (independent variable) A range of values that, with a known degree of certainty, includes an unknown population mean. We use confidence intervals when we are trying to estimate a specific value, by providing a minimum and maximum score which we believe the value to fall. Is driving bad by texting: do blondes really have more fun, juliana compared productivity of two different factory layouts, compared sales for self-serve vs. traditional check-out counters, cows, mba starting salaries for students that participated in seminar. Allows us to compare more than two means. Is it worse to drive drunk, tired, or while texting: zaya compares 3 levels of independent variable, comparing 3 cities to wait times. Allows us to compare two independent variables.
