Psychology 1000 Lecture : Appendix

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PSYCH 1000 Full Course Notes
111
PSYCH 1000 Full Course Notes
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Descriptive statistics summarize and describe characteristics of a set of scores. A frequency distribution shows how many participants received each score. Mode: most frequent score in a distribution not always the most frequency distribution can also be shown on a bar graph representative. Mean: avrg of scores not always most representative b/c it can be heavily influenced by a few extremely high/low scores. The avrg canadian family has 2. 3 children. Car x gets an avrg of 39 km/l. You can take a distribution and make a frequency distribution which can then be plotted on a bar chart. Cant be used for something that everyone has a unique answer (like student. Add up the numbers and divide by the n (number of students) They wont be in order, rank them from low to high. Easy to identify from frequency distribution the more people who are tested, the closer the mean, median, and mode are.