Explore Linear Functions and Their Applications

Front

Noah is assigning lockers to students. Each student should get only one locker. Which assignment below does not follow this rule?

Back

(7, 3), (7, 6), (7, 9), (7, 12), (7, 15)

Front

Olivia is organizing a set of gift cards with different values. She records the values as follows: x: 5, 10, 15, 20 y: -3, -1, 1, 3 Each x-value represents the value of a gift card, and each y-value represents the number of points earned for using that card. Identify the Domain of the function that relates the gift card values to the points earned. Answer must be typed exactly ex. {1,2,3,4} (No spaces and must have brackets)

Back

{5,10,15,20}

Front

Rohan is tracking the temperature changes at four different times during the day. The temperatures (in degrees Celsius) he recorded are shown below: x: 5, 10, 15, 20
y: -3, -1, 1, 3 Each time corresponds to a temperature as shown in the diagram. Identify the range of temperatures Rohan recorded. Answer must be typed exactly ex. {1,2,3,4} (No spaces and must have brackets and be in order least to greatest)

Back

{-3,-1,1,3}

Front

James assigns each of his four books a unique shelf number. The mapping below shows how each book (represented by its number) is placed on a shelf (represented by its shelf number): What is the best description of this assignment?

Back

a function that is one-to-one

Front

Maya is saving money by adding the same amount to her piggy bank every week. Which sequence could represent the total amount of money in her piggy bank after each week?

Back

−8, −11, −14, −17, −20, …

Front

What type of correlation does the scatter plot show between the number of cakes sold and counter time (in hours)?

Back

negative correlation

Front

Estimate the time Daniel spends at the counter when he bakes 4 cakes. estimate: about ________ hrs

Back

3

Front

Was the estimate of baking 4 cakes an interpolation or an extrapolation?

Back

interpolation

Front

Which r-value suggests a strong positive correlation between hours studied and exam scores?

Back

r = 0.9974