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Part 2B: Descriptive Statistics Task 1: Explain the advantages and disadvantages for each of these measures of center: Mean; median; mode.Task 2: Use StatCrunch to
Part 2B: Descriptive Statistics Task 1: Explain the advantages and disadvantages for each of these measures of center: Mean; median; mode.Task 2: Use StatCrunch to get the summary statistics for income per capita and mortality. Insert the results for mean, median, standard deviation, and the five-number summary in the space below. Income per Capita Mortality X = X = S= S= Min = Min = Q1 = Q1= Q2 = Q = Q3 = Q3 = Max = Max =Task 3: Create a modified boxplot (with fences) of the mortality data. Print (or copy and insert below) the boxplot being sure to properly label the plot. Outliers are shown with a dot. Are there any outliers in this data? Make the calculations below to determine the lowest and highest usual values. . To determine the highest and lowest boundary data values, you must first calculate the Interquartile Range (IQR): IQR=Q -2, = . Lowest boundary value = Q -1.5* IQR = . Highest boundary value = Q, +1.5 * IQR= Use StatCrunch to sort the data and determine the outliers. . Low side outliers: . High side outliers:Task 4: . Determine the z score for the mortality in Knox County, Tennessee. The mortality data value is . The z score is found using the equation, z =- X-x S where x is the mortality mean and s is the standard deviation for the mortality data. Round off to two decimal places. Z= . Complete the following statement using the information above: The z-score of means that the individual data value is standard deviation units above/below (circle one) the mean value of . Is this an unusual z score? Why or why not? . In terms of mortality rates, is a negative z-score good or bad? Explain why
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