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Median household income (in dollars) 39,750 43,669 70,674 54,968 60,859 40,210 45,210 51,639 55,393 61,441 41,266 47,473 52,806 56,202 62,813 42,116 48,864 53,607 57,469 63,218 42,536 50,255 53,882 60,070 67,658 The accompanying table shows the median household income (in dollars) for 25 randomly selected regions. Complete parts (a) through (g) below. Click the icon to view the table of data. (a) Construct a frequency distribution. Use a first class having a lower class limit of 35,000 and a class width of 5000. Income Frequency (b) Construct a relative frequency distribution. Use a first class having a lower class limit of 35,000 and a class width of 5000. (Type integers or decimals. Do not round.) Relative Frequency Income (c) Construct a frequency histogram. Choose the correct graph below. O A. O B. 80.000 30,000 30.000 80,000 Median Household Income Median Household Income O D. 80,000 80,000 30.000 30.000 Median Household Income Median Household Income b fouenbeJ4 (e) Describe the shape of the distribution The distribution is (f) Repeat parts (a)-(e) using a class width of 10,000. Construct a frequency distribution. Income Frequency Construct a relative frequency disribution. (Type integers or decimals. Do not round.) Income Relative Frequency Construct a frequency histogram of the data. Choose the correct frequency histogram below. O B 10- O A. 10- 80,000 30.000 80.000 Median Household Income 30.000 Median Household Income O D. O c. 10- 0- 80.000 r 30.000 80,000 30 000 Median Household Income Median Household Income Construct a relative frequency histogram of the data. Choose the correct relative frequency histogram below. O A. O B. ARelative Frequency 0.4- ARelative Frequency 0.4- 0 30.000 30,000 80,000 80,000 Median Household Income Median Household Income O D. O C. ARelative Frequency 0,4- A Relative Frequency 0.4- 80,000 80,000 30 000 30 000 Median Household Income Median Household Income Describe the shape of the distribution. The distribution is skewed right frequency distribution provide a better summary of the data than the other? Explain (g) Does one so more classes should be used A. The shape is not as clear in the distribution with fewer classes, O B. Both distributions have a similar shape, so either works well. O C. Neither distribution seems to show the shape of the data well. A different class size should be used. O D. The shape is not as clear in the distribution with more classes, so fewer classes should be used

Answer 1

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