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Please answer all thoroughly and clearly Grade 12 Data Management

Find the​ range, mean, and standard deviation of the following data set.   ​{11​, 12​, 13​, 14​, 15​, 16​, 17​, 18​, 19​, 20​}       Question content area bottom Part 1 The range is enter your response here. ​(Type a whole​ number.)

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Find the three measures of central tendency (the mean, median, and mode). (If an anewer does not exist, enter DNE.) 0, 1, 1, 2, 3, 4, 12, 33 mean median mode Need Help? Read R Additional Materials

Page of 26 ZO THE SCORES ON A SCIENCE TEST HAD AN AVERAGE OF 78 AND A STANDARD DEVIATION OF 3. WHAT PERCENT OF STUDENTS SCORED BELOW A 68?

What is the correct way to report the results in APA style

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The histogram below shows the ages (in years) of Honda Civic automobiles listed for sale on the Seattle Times Web site on November 26, 2003. 20 15 10 2 4 6 8 10 12 14 16 18 Age (years) Which of the following terms apply to this histogram? (Select all that apply.) O negatively skewed(to the left) O uniform O symmetric O bimodal O unimodal O positively skewed(to the right) Which measure of center is most appropriate for this data? O median O mean Which measure of spread is most appropriate for this data? O standard deviation M # of cars

You are asked to find some descriptive statistics for the heartrate data. Use the methods in the practice activity as a guide to help you find the mean, median, and standard deviation for the heartrate data. Mean: 74.1 Median: 74 Standard Deviation: 6.5 Which measure of central tendency is the most appropriate for the heartrate data?