The median incomes of males in a random sample of 30 states of the United States, including the District of Columbia and Puerto Rico, are given in the table below ('Median income of,' 2013). Create a frequency distribution and a relative frequency distribution using 7 classes.
50987 60568 43160 50411 50388 60264 43944 46313 41950 41803 42951 50746 45183 66760 41612 50053 1 42544 41464 40285 47956 41420 46176 45494 52805 50580 47573 42182 45976 60705
a) Since data were collected for ?
1
2
3
6
30
Select an answer
qualitative
quantitatve
Select an answer
histogram
bar chart
side-by-side bar chart
scatterplot
b) Using the formula class width = (maxX - minX)/(number of classes) and rounding up to the next whole number, the class width is
Complete the frequency/relative frequency table using 7 classes.
Round relative frequencies to 3 decimal places.
c) Which of the following is the correct histogram for the given data?
1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 11000 12000 13000 14000 15000 16000 17000 18000 19000 20000 21000 22000 23000 24000 25000 26000 27000 28000 29000 30000 31000 32000 33000 34000 35000 36000 37000 38000 39000 40000 41000 42000 43000 44000 45000 46000 47000 48000 49000 50000 51000 52000 53000 54000 55000 56000 57000 58000 59000 60000 61000 62000 63000 64000 65000 66000 2 4 6 8 10 12 14 16 0.5 9538.5 19076.5 28614.5 38152.5 47690.5 57228.5 66766.5 Histogram for Median Income of Males Frequency [Graphs generated by this script: setBorder(54,40,20,5); initPicture(0,66766.5,0,17);axes(1000,2,1,1000,2); fill="blue"; stroke="black";line([0.5,-0.34],[0.5,0.34]); text([0.5,0],"0.5","below");line([9538.5,-0.34],[9538.5,0.34]); text([9538.5,0],"9538.5","below");line([19076.5,-0.34],[19076.5,0.34]); text([19076.5,0],"19076.5","below");line([28614.5,-0.34],[28614.5,0.34]); text([28614.5,0],"28614.5","below");line([38152.5,-0.34],[38152.5,0.34]); text([38152.5,0],"38152.5","below");line([47690.5,-0.34],[47690.5,0.34]); text([47690.5,0],"47690.5","below");line([57228.5,-0.34],[57228.5,0.34]); text([57228.5,0],"57228.5","below");line([66766.5,-0.34],[66766.5,0.34]); text([66766.5,0],"66766.5","below");textabs([240,0],"Histogram for Median Income of Males","above");textabs([0,115],"Frequency","right",90);rect([0.5,0],[9538.5,1]);rect([9538.5,0],[19076.5,0]);rect([19076.5,0],[28614.5,0]);rect([28614.5,0],[38152.5,0]);rect([38152.5,0],[47690.5,17]);rect([47690.5,0],[57228.5,8]);rect([57228.5,0],[66766.5,4]);] 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 11000 12000 13000 14000 15000 16000 17000 18000 19000 20000 21000 22000 23000 24000 25000 26000 27000 28000 29000 30000 31000 32000 33000 34000 35000 36000 37000 38000 39000 40000 41000 42000 43000 44000 45000 46000 47000 48000 49000 50000 51000 52000 53000 54000 55000 56000 57000 58000 59000 60000 61000 62000 63000 64000 65000 66000 5 10 15 20 0.5 9538.5 19076.5 28614.5 38152.5 47690.5 57228.5 66766.5 Histogram for Median Income of Males Frequency [Graphs generated by this script: setBorder(54,40,20,5); initPicture(0,66766.5,0,22);axes(1000,5,1,1000,5); fill="blue"; stroke="black";line([0.5,-0.44],[0.5,0.44]); text([0.5,0],"0.5","below");line([9538.5,-0.44],[9538.5,0.44]); text([9538.5,0],"9538.5","below");line([19076.5,-0.44],[19076.5,0.44]); text([19076.5,0],"19076.5","below");line([28614.5,-0.44],[28614.5,0.44]); text([28614.5,0],"28614.5","below");line([38152.5,-0.44],[38152.5,0.44]); text([38152.5,0],"38152.5","below");line([47690.5,-0.44],[47690.5,0.44]); text([47690.5,0],"47690.5","below");line([57228.5,-0.44],[57228.5,0.44]); text([57228.5,0],"57228.5","below");line([66766.5,-0.44],[66766.5,0.44]); text([66766.5,0],"66766.5","below");textabs([240,0],"Histogram for Median Income of Males","above");textabs([0,115],"Frequency","right",90);rect([0.5,0],[9538.5,1]);rect([9538.5,0],[19076.5,0]);rect([19076.5,0],[28614.5,0]);rect([28614.5,0],[38152.5,0]);rect([38152.5,0],[47690.5,22]);rect([47690.5,0],[57228.5,8]);rect([57228.5,0],[66766.5,4]);] 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 11000 12000 13000 14000 15000 16000 17000 18000 19000 20000 21000 22000 23000 24000 25000 26000 27000 28000 29000 30000 31000 32000 33000 34000 35000 36000 37000 38000 39000 40000 41000 42000 43000 44000 45000 46000 47000 48000 49000 50000 51000 52000 53000 54000 55000 56000 57000 58000 59000 60000 61000 62000 63000 64000 65000 66000 2 4 6 8 10 12 14 16 0.5 9538.5 19076.5 28614.5 38152.5 47690.5 57228.5 66766.5 Histogram for Median Income of Males Frequency [Graphs generated by this script: setBorder(54,40,20,5); initPicture(0,66766.5,0,17);axes(1000,2,1,1000,2); fill="blue"; stroke="black";line([0.5,-0.34],[0.5,0.34]); text([0.5,0],"0.5","below");line([9538.5,-0.34],[9538.5,0.34]); text([9538.5,0],"9538.5","below");line([19076.5,-0.34],[19076.5,0.34]); text([19076.5,0],"19076.5","below");line([28614.5,-0.34],[28614.5,0.34]); text([28614.5,0],"28614.5","below");line([38152.5,-0.34],[38152.5,0.34]); text([38152.5,0],"38152.5","below");line([47690.5,-0.34],[47690.5,0.34]); text([47690.5,0],"47690.5","below");line([57228.5,-0.34],[57228.5,0.34]); text([57228.5,0],"57228.5","below");line([66766.5,-0.34],[66766.5,0.34]); text([66766.5,0],"66766.5","below");textabs([240,0],"Histogram for Median Income of Males","above");textabs([0,115],"Frequency","right",90);rect([0.5,0],[9538.5,4]);rect([9538.5,0],[19076.5,8]);rect([19076.5,0],[28614.5,17]);rect([28614.5,0],[38152.5,0]);rect([38152.5,0],[47690.5,0]);rect([47690.5,0],[57228.5,0]);rect([57228.5,0],[66766.5,1]);] 1000 2000 3000 4000 5000 6000 7000 8000 9000 10000 11000 12000 13000 14000 15000 16000 17000 18000 19000 20000 21000 22000 23000 24000 25000 26000 27000 28000 29000 30000 31000 32000 33000 34000 35000 36000 37000 38000 39000 40000 41000 42000 43000 44000 45000 46000 47000 48000 49000 50000 51000 52000 53000 54000 55000 56000 57000 58000 59000 60000 61000 62000 63000 64000 65000 66000 2 4 6 8 10 12 14 16 0.5 9538.5 19076.5 28614.5 38152.5 47690.5 57228.5 66766.5 Histogram for Median Income of Males Frequency [Graphs generated by this script: setBorder(54,40,20,5); initPicture(0,66766.5,0,17);axes(1000,2,1,1000,2); fill="blue"; stroke="black";line([0.5,-0.34],[0.5,0.34]); text([0.5,0],"0.5","below");line([9538.5,-0.34],[9538.5,0.34]); text([9538.5,0],"9538.5","below");line([19076.5,-0.34],[19076.5,0.34]); text([19076.5,0],"19076.5","below");line([28614.5,-0.34],[28614.5,0.34]); text([28614.5,0],"28614.5","below");line([38152.5,-0.34],[38152.5,0.34]); text([38152.5,0],"38152.5","below");line([47690.5,-0.34],[47690.5,0.34]); text([47690.5,0],"47690.5","below");line([57228.5,-0.34],[57228.5,0.34]); text([57228.5,0],"57228.5","below");line([66766.5,-0.34],[66766.5,0.34]); text([66766.5,0],"66766.5","below");textabs([240,0],"Histogram for Median Income of Males","above");textabs([0,115],"Frequency","right",90);rect([0.5,0],[9538.5,6]);rect([9538.5,0],[19076.5,0]);rect([19076.5,0],[28614.5,0]);rect([28614.5,0],[38152.5,0]);rect([38152.5,0],[47690.5,17]);rect([47690.5,0],[57228.5,8]);rect([57228.5,0],[66766.5,4]);]
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