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Open the Trust data-set in SPSS a. Compute the descriptive statistics of the variable q4kilos on the whole sample (N = 500) b. Suppose you

Open the Trust data-set in SPSS a. Compute the descriptive statistics of the variable q4kilos on the whole sample (N = 500) b. Suppose you need to extract a simple random sample of 50 elements, what is the estimated relative accuracy at a 95% confidence level? (HINT: t / 2 = t 0 . 025 = 1.68 ) c. If the target accuracy is 15%, what is the sample size?

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