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The accompanying data file shows the annual expenditures (Expenditures in $) for 100 Amazon Prime customers Click here for the Excel Data File a. Construct a boxplot for the annual expenditures variable. Does the boxplot suggest that outliers exist? No outliers exist. ○ An outlier exists in the upper part of the distribution. ○ An outlier exists in the lower part of the distribution. ○ Outliers exist in both the lower and upper part of the distribution. b-1. Use z-scores to determine if there are any outliers for the annual expenditures variable. Note: Round final answers to 2 decimal places. Negative amounts should be indicated by a minus sign. z-score for the smallest observation z-score for the largest observation 485.00 2,123.00

The accompanying data file shows the annual expenditures (Expenditures in $) for 100 Amazon Prime customers Click here for the Excel Data File a. Construct a boxplot for the annual expenditures variable. Does the boxplot suggest that outliers exist? No outliers exist. ○ An outlier exists in the upper part of the distribution. ○ An outlier exists in the lower part of the distribution. ○ Outliers exist in both the lower and upper part of the distribution. b-1. Use z-scores to determine if there are any outliers for the annual expenditures variable. Note: Round final answers to 2 decimal places. Negative amounts should be indicated by a minus sign. z-score for the smallest observation z-score for the largest observation 485.00 2,123.00

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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The accompanying data file shows the annual expenditures (Expenditures in $) for 100 Amazon Prime customers. Click here for the Excel Data File a. Construct a boxplot for the annual expenditures variable. Does the boxplot suggest that outliers exist? O No outliers exist. ○ An outlier exists in the upper part of the distribution. ○ An outlier exists in the lower part of the distribution. ○ Outliers exist in both the lower and upper part of the distribution. b-1. Use z-scores to determine if there are any outliers for the annual expenditures variable. Note: Round final answers to 2 decimal places. Negative amounts should be indicated by a minus sign. z-score for the smallest observation z-score for the largest observation 485.00 2,123.00
Transcribed Image Text:The accompanying data file shows the annual expenditures (Expenditures in $) for 100 Amazon Prime customers. Click here for the Excel Data File a. Construct a boxplot for the annual expenditures variable. Does the boxplot suggest that outliers exist? O No outliers exist. ○ An outlier exists in the upper part of the distribution. ○ An outlier exists in the lower part of the distribution. ○ Outliers exist in both the lower and upper part of the distribution. b-1. Use z-scores to determine if there are any outliers for the annual expenditures variable. Note: Round final answers to 2 decimal places. Negative amounts should be indicated by a minus sign. z-score for the smallest observation z-score for the largest observation 485.00 2,123.00
Customer Expenditures 1 1263 2 1082 · 3 1097 4 1161 5 1327 6 1114 7 586 8 1714 0 9 609 1 10 1286 2 11 1805 3 12 1390 4 13 1623 5 14 1430 6 15 1608 7 16 1605 8 17 1339 9 18 711 0 19 1190 1 20 1297 2 21 864 3 22 1353 4 23 1264 5 24 1168 6 25 1334 7 26 1699 8 27 1683 9 28 1611 0 29 2043 1 30 1133 2 31 767 3 32 651 4 33 1286 5 34 1714 6 35 935 7 36 1134 8 37 1177 9 38 908 0 39 1089 1 40 1601 2 41 959 3 42 1879 4 43 1528 5 44 1193 6 45 1225 7 46 1344 8 47 1002 9 48 1687 0 49 819 1 50 1465 2 51 1631 3 52 1982 4 53 984 5 54 1778 6 55 1598 7 56 1483 8 57 1251 9 58 1398 0 59 1274 1 60 1181 2 61 1190 3 62 1442 4 63 1427 5 64 710 6 65 603 7 66 956 8 67 848 9 68 485 0 69 1549 1 70 1735 2 71 1743 3 72 1649 4 73 1604 5 74 1234 6 75 1395 7 76 1336 8 77 1362 9 78 2123 0 79 1275 1 80 1239 2 81 1722 3 82 1568 4 83 1047 5 84 1714 6 85 1070 7 86 1205 8 87 1861 9 88 1660 0 89 1139 1 90 1578 2 91 1358 3 92 1520 4 93 925 5 94 844 6 95 1506 7 96 1119 8 97 867 9 98 1147 00 99 1549 01 100 1466
Transcribed Image Text:Customer Expenditures 1 1263 2 1082 · 3 1097 4 1161 5 1327 6 1114 7 586 8 1714 0 9 609 1 10 1286 2 11 1805 3 12 1390 4 13 1623 5 14 1430 6 15 1608 7 16 1605 8 17 1339 9 18 711 0 19 1190 1 20 1297 2 21 864 3 22 1353 4 23 1264 5 24 1168 6 25 1334 7 26 1699 8 27 1683 9 28 1611 0 29 2043 1 30 1133 2 31 767 3 32 651 4 33 1286 5 34 1714 6 35 935 7 36 1134 8 37 1177 9 38 908 0 39 1089 1 40 1601 2 41 959 3 42 1879 4 43 1528 5 44 1193 6 45 1225 7 46 1344 8 47 1002 9 48 1687 0 49 819 1 50 1465 2 51 1631 3 52 1982 4 53 984 5 54 1778 6 55 1598 7 56 1483 8 57 1251 9 58 1398 0 59 1274 1 60 1181 2 61 1190 3 62 1442 4 63 1427 5 64 710 6 65 603 7 66 956 8 67 848 9 68 485 0 69 1549 1 70 1735 2 71 1743 3 72 1649 4 73 1604 5 74 1234 6 75 1395 7 76 1336 8 77 1362 9 78 2123 0 79 1275 1 80 1239 2 81 1722 3 82 1568 4 83 1047 5 84 1714 6 85 1070 7 86 1205 8 87 1861 9 88 1660 0 89 1139 1 90 1578 2 91 1358 3 92 1520 4 93 925 5 94 844 6 95 1506 7 96 1119 8 97 867 9 98 1147 00 99 1549 01 100 1466
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