RES 341 Week 4 text-assignment

RES 341 Week 4 text-assignment - Directions: If you work...

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Directions: If you work the problems using Excel or other statistical software, please include your output. If you use manual calculation, please show how you solved the problem. You must answer each part of the question to receive full credit. Please do not just include output, but provide an answer to each part of the question (a, b, c). For the second problem, you do have to show how you arrived at your answer. 1: 4.34 Grace took a random sample of the number of steps per minute from the electronic readout of her aerobic climbing machine during a 1-hour workout. (a) Calculate the mean, median, and mode. (b) Which is the best measure of central tendency? The worst? Explain your reasoning. (c) What is the standard deviation? (Data is in Course Materials Forum as Excel file: Steps) (1.5 points) 92 72 71 58 65 151 67 72 41 101 107 119 122 64 58 Data sorted ascending is 41, 58, 58, 64, 65, 67, 71, 72, 72, 92, 101, 107, 119, 122, 151 (a) Mean = sum of data/number of data = 1260/15 = 84 steps
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RES 341 Week 4 text-assignment - Directions: If you work...

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