L82 - 4.5 - Scatter Plots & Line of Best Fit

Dropdown

1. Select both linear functions that are parallel and perpendicular to the given graph.

Parallel:​ ​

Select answer

​

Perpendicular:​

Select answer

Multiple Choice

2. Which equation written in point slope form represents the graph?

• $$y+3=\frac{1}{2}(x-1)$$

• $$y-3=\frac{1}{2}(x+1)$$

• $$y+1=\frac{1}{2}(x-3)$$

• $$y-1=\frac{1}{2}(x+3)$$

Math Response

1.  How many calories are in the smoothie that contains 56 grams of sugar?

Type answer here

Correct Answer: 270

Deg^°

Rad

Math Response

2.  How many grams of sugar are in the smoothie that contains 320 calories?

Type answer here

Correct Answer: 70

Deg^°

Rad

Open Ended

3.  What tends to happen to the number of calories as the number of grams of sugar increases?

Open Ended

4. From the graph, find the number of smoothies for each description. Explain your reasoning.

a.  smoothies with at least 270 calories

Open Ended

4. From the graph, find the number of smoothies for each description. Explain your reasoning.

b.  smoothies with less than 50 grams of sugar

Open Ended

4. From the graph, find the number of smoothies for each description. Explain your reasoning.

c.  smoothies with more than 275 calories and less than 62 grams of sugar

Open Ended

1. What is the meaning of the x-value on the line when y = 58?

Open Ended

2. What is the meaning of the y-value on the line when x = 4?

Open Ended

3. What does the point (2,70) represent?

Open Ended

4. What does the slope of the line represent?

Math Response

Based on the line of best fit, how many hot cocoas would you predict John to sell if the day’s high temperature were 30∘F?

Type answer here

Correct Answer: 77

Deg^°

Rad

​No Notes Quiz