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Unit 6 acc statistics measures of center and range 2020 2021 2

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EQ: How do we find the measures of center (mean, median, and mode) and range in a given set of data? Measures of Center 1. Mean (average) 2. Median (middle) 3. Mode (most) Data: and Measures of Variation 1. Range (difference) Rock Concert Daily Ticket Sales Monday Tuesday 454 635 Wednesday Thursday Friday 454 843 1,951 Saturday 1,999 The table above shows the daily ticket sales for a rock concert. What are the mean, median, mode , and range of the data? EQ: How do we find the measures of center (mean, median, and mode) and range in a given set of data? I. Mean (average) · The mean of a given set of data, is a value that summarizes the data by finding the average value of the data set. ∙ The mean of a set of data is the sum (+) of the data values divided (÷) by the number of data values in a set of data. Example : mean = 𝐬𝐮𝐦 𝐨𝐟 𝐭𝐡𝐞 𝐧𝐮𝐦𝐛𝐞𝐫𝐬 𝐡𝐨𝐰 𝐦𝐚𝐧𝐲 𝐧𝐮𝐦𝐛𝐞𝐫𝐬 I. Steps to Finding Mean (average) Step 1: Order the data from least to greatest. Step 2: Find the sum (+) of the data values. Step 3: Divide (÷) the sum of the data by the number of data values. EQ: How do we find the measures of center (mean, median, and mode) and range in a given set of data? Example 1: The table shows the number of basketball fans in each grade at Amelia’s school. What is the mean of the data? Basketball Fans Grade Number of Students 3 32 4 41 5 27 6 32 7 39 8 27 Answer: EQ: How ...
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