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Mathematics, 22.04.2020 21:17, creepycrepes
The scatterplot and regression line below show the relationship between how early students turned in an exam (measured by minutes remaining in the exam) and their exam scores.
The fitted line has a
y
yy-intercept of
87
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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Mathematics, 21.06.2019 21:00, Anybody6153
Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.
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![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30, BakerElsie02
Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?
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![image](/tpl/images/cats/mat.png)
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The scatterplot and regression line below show the relationship between how early students turned in...
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