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7. The table shows the percent of a sample of strontium-90 that remains every 5 years. 15 Year Percent Remaining 100.0 a) Using technology, determine the equation of the line or curve of best fit that best represents this data. Is it a strong correlation (R - value)? b) Use your equation to estimate how much Strontium-90 is left in year 40. 88.7 78.7 10 15 69.9 20 62.0 25 55.0 30 48.8

7. The table shows the percent of a sample of strontium-90 that remains every 5 years. 15 Year Percent Remaining 100.0 a) Using technology, determine the equation of the line or curve of best fit that best represents this data. Is it a strong correlation (R - value)? b) Use your equation to estimate how much Strontium-90 is left in year 40. 88.7 78.7 10 15 69.9 20 62.0 25 55.0 30 48.8

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2AGP
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7. The table shows the percent of a sample of strontium-90 that remains every 5 years. 15 Year Percent Remaining 100.0 88,7 a) Using technology, determine the equation of the line or curve of best fit that best represents this data. Is it a strong correlation (R - value)? b) Use your equation to estimate how much Strontium-90 is left in year 40. 10 78.7 69.9 62.0 15 20 25 55.0 48.8 30
Transcribed Image Text:7. The table shows the percent of a sample of strontium-90 that remains every 5 years. 15 Year Percent Remaining 100.0 88,7 a) Using technology, determine the equation of the line or curve of best fit that best represents this data. Is it a strong correlation (R - value)? b) Use your equation to estimate how much Strontium-90 is left in year 40. 10 78.7 69.9 62.0 15 20 25 55.0 48.8 30
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