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- Multiple ChoicePlease save your changes before editing any questions.What type of association does this graph have?positivenegativenoneall of the above
- Multiple ChoicePlease save your changes before editing any questions.As x increases, y increasescorrelation coefficientcausationpositive correlationnegative correlation
- Multiple ChoicePlease save your changes before editing any questions.What is the correlation?Negative correlationNo correlationPositive correlationAll of the above
- Multiple ChoicePlease save your changes before editing any questions.As the age of the car increases, its value decreases. Which scatterplot represents this relationship?ABCD
- Multiple ChoicePlease save your changes before editing any questions.Which of the following could be a possible line of best fit for the data?y = -5/2x + 20y = -x + 19y = x + 20y = 2/3x + 15
- Multiple ChoicePlease save your changes before editing any questions.
What is the age of the tree that is 8 feet tall?
6 Years
7 Years
8 Years
9 Years
- Multiple ChoicePlease save your changes before editing any questions.
How many trees are 3 years old?
1
2
0
3
- Multiple ChoicePlease save your changes before editing any questions.
Which relationship could be represented by this scatter plot?
As the number of muffins in a box increases, the price increases.
As the speed of a car increases, the distance the car travels increases.
As the population of a city increases, the number of schools in the
city increases.
As the number of daylight hours increases, the number of night hours decreases.
- Multiple ChoicePlease save your changes before editing any questions.Which equation best represents the data?A. y= -3/5x + 2B y = 5/3x -2C y = -3/5x - 2D y= 5/3x + 2
- Multiple ChoicePlease save your changes before editing any questions.Which equation best represents the data?A y = 2x + 2B y= 1/2x - 2C y = -2x + 2D y = -1/2x + 2
- Multiple ChoicePlease save your changes before editing any questions.About how many male math teachers were there in 2006?15303545
- Multiple ChoicePlease save your changes before editing any questions.
Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 12 absences should get approximately what score on the final exam?
60
92
70
76
- Multiple ChoicePlease save your changes before editing any questions.
Describe the correlation in the graph shown.
Strong Negative
Strong Positive
Weak Negative
Weak Positive
- Multiple ChoicePlease save your changes before editing any questions.The graph above shows a line of best fit for data collected on the distance bicyclists have remaining in relation to the amount of time they have been riding. What is the equation of the line of best fit?y = -25x + 170y = 25x + 170y = -(5/8) x + 170y = (5/8) x + 170
- Multiple ChoicePlease save your changes before editing any questions.The graph above shows a line of best fit for data collected on the amount earned by waiters and waitresses last week in relation to the number of tables they served. What is the equation of the line of best fit?y = (5/3) x + 375y = (1/3) x + 475y = (5/3) x + 475y = (1/3) x + 375