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The scatter plot shows the number of hours worked and money spent on entertainment by each of 21 students. Also shown is the line of best fit for the data.Fill in the blanks below.y510152025303540455055606570x2468101214161820220AmountofmoneyspentonentertainmentindollarsNumberofhoursworked(a)For these 21 students, as the number of hours increases, the amount of money spent tends to ▼(Choose one)(b)For these 21 students, there is ▼(Choose one) correlation between the number of hours worked and the amount of money spent.(c)Using the line of best fit, we would predict that a student working 12 hours would spend approximately ▼(Choose one)

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The scatter plot shows the number of hours worked and money spent on entertainment by each of 21 students. Also shown is the line of best fit for the data.Fill in the blanks below.y510152025303540455055606570x2468101214161820220AmountofmoneyspentonentertainmentindollarsNumberofhoursworked(a)For these 21 students, as the number of hours increases, the amount of money spent tends to ▼(Choose one)(b)For these 21 students, there is ▼(Choose one) correlation between the number of hours worked and the amount of money spent.(c)Using the line of best fit, we would predict that a student working 12 hours would spend approximately ▼(Choose one)

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Vocabulary: correlation, correlation coefficient, least-squares fit line, scatter plotPrior Knowledge Questions (Do these BEFORE usingthe Gizmo.)Mr. Bryant asks his students how far they live from school,and their travel time to get to school. He plots a point foreach student’s distance in miles (x) and travel time inminutes (y) to create a scatter plot of his data.1. Suppose Mr. Bryant’s student Elena lives 3 miles fromschool and it takes her 15 minutes to get to school.What point will Mr. Bryant plot for Elena? ( , )2. How do you think increased distance will affect travel time?3. Sketch points in the grid above to illustrate what you think the data might look like

Determine whether a scatter plot of the data for the following might show a positive, negative, or no relationship. Explain your answer.hours worked and earningshair color and height

A number of people were asked how many hours each week they spend on the internet. Their results were graphed against their age in the scatter plot and a strong negative correlation was observed. A line of good fit has been drawn in.20aHelpLessonCalculatorToolboxMoreDetermine the $$x and $$y intercepts of the line of good fit.$$x intercept = $$y intercept = $$ab$$ab​Submit stepView next step20b20c20d10203040x (Age)10203040506070y (Hours)Loading Graph...

Leah manages an ice cream store. She wants to see if there is a relationship between the number of ounces of ice cream for each size and  the number of ice creams sold. For one month Leah counted the number of each size of ice cream sold and put her data in the chart below.Size of Ice Cream Ounces of Ice Cream Number Sold in One MonthKid's Size 2 11Small 4 29Medium 6 52Large 8 45Super Size 12 12 Leah created the scatterplot below.Which of the following interpretations does this scatterplot best support?Group of answer choicesThe negative quadratic trendline is the best choice for this data because it looks like the medium size was the most frequently purchased (the vertex) and both the kid's size and the super size were purchased less frequently.The positive quadratic trendline is the best choice for this data because it looks like the medium size was the most frequently purchased (the vertex) and both the kid's size and the super size were purchased less frequently.The decreasing exponential trendline is the best choice for this data because purchases decreased exponentially as the ounces increasedThere is no relationship between the ounces of ice cream and the number sold.A linear trendline with a positive slope is the best choice for this data because it is the simplest model and because customers purchased more ice creams as the number of ounces increased.

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