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Unformatted text preview: Miles Run % of people <1 38% 1-2 18% 2-3 15% 3-4 11% 4-5 8% 5-6 5% 6-7 3% 7-10 1% >10 1% 5. Describe the difference between a population and sample including a) how each is defined, b) which has parameters vs. statistics, and c) which alphabet is used for the variables of each. 6. You are in charge of a clinical trial to test whether a month-long yoga program decreases resting heart rate among healthy adults. State the null and experimental hypothesis, both in words and in formula form. 7. For the following data set, calculate mean and standard deviation. For standard deviation, treat this data as a sample, not a population. Create the table used in class (including columns for scores, difference from mean and squared difference from mean). Show the formula for mean and standard deviation before plugging in numbers. 1, 5, 3, 7, 5, 2, 2, 3, 8...
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This note was uploaded on 07/26/2010 for the course PSYC PSYC 60 taught by Professor ? during the Spring '09 term at UCSD.
- Spring '09