Transcription of Lecture 2 – Grouped Data Calculation
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Lecture 2 – Grouped Data Calculation
1. Mean, Median and Mode2. First Quantile, third Quantile and Interquantile 2 Grouped Data CalculationMean Grouped DataNumberof orderf10 1213 1516 1819 214122014n = 50 Numberof orderfxfx10 1213 1516 1819 2141220141114172044168340280n = 50= 832fx832x=== n50 Example: The following table gives the frequency distribution of the number of orders received each day during the past 50 days at the office of a mail-order company. Calculate the :X is the midpoint of the class. It is adding the class limits and divide by and Interquartile Range Grouped DataStep 1: Construct the cumulative frequency 2: Decide the class that contain the Median is the first class with the value of cumulative frequency equal at least 3: Find the median by using the following fo
Mean, Median and Mode 2. First Quantile, third Quantile ... Variance, Standard Deviation, Thus, the standard deviation of the number of orders received at. the office of this mail-order company during the past 50 days is 2.75. Title: Lecture 2 – Grouped Data Calculation Author ...
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