2010-07-13_000202_week2lab_solutiononline

2010-07-13_000202_week2lab_solutiononline - Math 221 *...

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Math 221 **** Example Format **** Week 2 Lab Submitted by: Part 1. Random Sampling Ordered Sample AA AE AK AN AP AU AX BA BB BG BM BQ BT CB CE CK CQ CT CU CV Files should be selected randomly for auditing to avoid biasness. It is not always possible to audit all the files due to time and other constraints. When the population is very large it is always good to select sample data randomly as each element of population will have equal chance of being selected. Part 2. Cereal and Fiber Type Fiber Type Bar Chart
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Fibre Type Bar Chart 0 10 20 30 40 High Fiber Medium Fiber Low Fiber Frequency Frequency Fiber Type Pie Chart Fibre Type Pie Chart 26% 35% 39% High Fiber Medium Fiber Low Fiber Part 3. Milk Production 1. Find the sample mean. 2270.54 2. Find the sample standard deviation. 653.1822 3. Make a frequency distribution for the data. Distribution is started at right. Cumulative Class Limits Frequency Midpoint Frequency 1147 1646 7 1396.5 7 1647 2146 15 1896.5 22 2147 2646 13 2396.5 35 2647 3146 11 2896.5 46 3147 4 3396.5 50
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4. Create a histogram for the data.
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2010-07-13_000202_week2lab_solutiononline - Math 221 *...

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