SOC202H1 Lecture : lecture note
Document Summary
Propprtion or relative frequency divide by sample size. Nominal can be distributed in any shape or form, cant order nominal data, but with ordinal and interval need to order it. Left no reason all mixed and match the other side has an order, Categories must be mutually exclusive no overlap, design to reveal or emphasize patterns, possible to have too few or too many groups, want to have whole numbers or whole decimals, 2 when all the intervals are to be the same width the following rule may be used to find the required width. W class width l largest data s smallest data and k number of classes, 2 groups 18 to 25 4 groups. True is overlap stated no overlap, . 5 lower and . 5 upper. Bottom half lowest unit, upper half as well. The mid point in the middle, high low divided by 2. Cumalitive freuwucies equal 100, total before and including.