The table below shows the lengths and corresponding weight of sand sharks. Find the LOBF
y = 4.35714x + -156.143 OR y = 4.36x - 156.1
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15
Approximately what percent of the actual cost is more than 15 dollars different from the cost predicted by the line of best fit for the data?
40%
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15
The table below gives the number of hours spent studying for an exam and the final exam grade. Find the LOBF
y=7.9775x+56.9355 OR y = 8x + 57
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lifesaver
Give 25 points!
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rocket
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fairy
Take points!
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25
lifesaver
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15
The table below shows the balance of the bank account. Interpret the meaning of the slope.
$100 per week
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15
Describe the correlation that is displayed in the data
Strong Negative
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boom
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star
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gift
Win 20 points!
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baam
Lose 15 points!
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15
Describe the correlation that is displayed in the data
Weak Positive
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15
Approximately what percent of the girlsâ ages is more than 1 year different from the age predicted by the line of best fit?
17%
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15
Dahlia noticed that her tomato plant grew new leaves at a steady rate, after the plant sprouted. She recorded the number of leaves on her plant on various days (LOBF: y = 2.25x + 13) ). How many leaves should she expect on the 32nd day?
85 Leaves
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heart
Other team wins 20 points!
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rocket
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shark
Other team loses 25 points!
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thief
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15
The table below shows the height of an oak tree. Interpret the meaning of the slope.
3.5 inches per month
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seesaw
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fairy
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rocket
Go to first place!
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lifesaver
Give 20 points!
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15
The line of best fit equation is y=1.04x + 58.84 where x is waking and y is running. Using the linear best fit model, what is the predicted running heart rate of a girl who's running heart rate is 100?
162.84 or 163 beats per minutes for running heart rate