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The Valdez triplets, Sean, Lance, and Jeff, are in different algebra classes at City High. On their final exams, Sean scored 77 on a test with a mean of 69 and a standard deviation of 11; Lance scored 79 on a test with a mean of 73 and a standard deviation of 9; and Jeff scored 75 on a test with a mean of 67 and a standard deviation of 10. Who had the best score? a. b. Both Sean and Jeff C. Sean d. Jeff Lance Clear my choice C c

The Valdez triplets, Sean, Lance, and Jeff, are in different algebra classes at City High. On their final exams, Sean scored 77 on a test with a mean of 69 and a standard deviation of 11; Lance scored 79 on a test with a mean of 73 and a standard deviation of 9; and Jeff scored 75 on a test with a mean of 67 and a standard deviation of 10. Who had the best score? a. b. Both Sean and Jeff C. Sean d. Jeff Lance Clear my choice C c

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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The Valdez triplets, Sean, Lance, and Jeff, are in different algebra classes at City High. On their final exams, Sean scored 77 on a test with a mean of 69 and a standard deviation of 11; Lance scored 79 on a test with a mean of 73 and a standard deviation of 9; and Jeff scored 75 on a test with a mean of 67 and a standard deviation of 10. Who had the best score? a. Sean b. Both Sean and Jeff c. Jeff d. Lance Clear my choice C C
Transcribed Image Text:The Valdez triplets, Sean, Lance, and Jeff, are in different algebra classes at City High. On their final exams, Sean scored 77 on a test with a mean of 69 and a standard deviation of 11; Lance scored 79 on a test with a mean of 73 and a standard deviation of 9; and Jeff scored 75 on a test with a mean of 67 and a standard deviation of 10. Who had the best score? a. Sean b. Both Sean and Jeff c. Jeff d. Lance Clear my choice C C
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