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5) Accounting data for sales showed that in randomly selected 15 stores the quantities of products sold are: 509, 517, 502, 629, 830, 911, 847, 803, 727, 853, 757, 730, 774, 718, 904 Unsatisfied with those results, a company decided to start advertising campaign. After the campaign finished, the number of products sold in these same stores were: 517, 508, 523, 730, 821, 940, 818, 821, 842, 842, 709, 688, 787, 780, 901 Did the advertising campaign produce statistically significant results?

5) Accounting data for sales showed that in randomly selected 15 stores the quantities of products sold are: 509, 517, 502, 629, 830, 911, 847, 803, 727, 853, 757, 730, 774, 718, 904 Unsatisfied with those results, a company decided to start advertising campaign. After the campaign finished, the number of products sold in these same stores were: 517, 508, 523, 730, 821, 940, 818, 821, 842, 842, 709, 688, 787, 780, 901 Did the advertising campaign produce statistically significant results?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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5) Accounting data for sales showed that in randomly selected 15 stores the quantities of products sold are: 509, 517, 502, 629, 830, 911, 847, 803, 727, 853, 757, 730, 774, 718, 904 Unsatisfied with those results, a company decided to start advertising campaign. After the campaign finished, the number of products sold in these same stores were: 517, 508, 523, 730, 821, 940, 818, 821, 842, 842, 709, 688, 787, 780, 901 Did the advertising campaign produce statistically significant results?
Transcribed Image Text:5) Accounting data for sales showed that in randomly selected 15 stores the quantities of products sold are: 509, 517, 502, 629, 830, 911, 847, 803, 727, 853, 757, 730, 774, 718, 904 Unsatisfied with those results, a company decided to start advertising campaign. After the campaign finished, the number of products sold in these same stores were: 517, 508, 523, 730, 821, 940, 818, 821, 842, 842, 709, 688, 787, 780, 901 Did the advertising campaign produce statistically significant results?
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