Question

ms. chin is comparing the sales of sweaters and gloves at her store for the past ten winter weeks.
sweater and glove sales
which type of function best models the relationship between the sales of sweaters and gloves?
a. a linear function with a negative slope
b. a quadratic function with a negative value of a
c. a square root function
d. a linear function with a positive slope

Explanation:

Step1: Analyze scatter plot trend

Observe that as x (sweaters) increases, y (gloves) increases, and points follow a straight, upward pattern.

Step2: Match trend to function type

A linear function with positive slope has a straight, upward trend, matching the plot. Other options (negative slope, quadratic, square root) do not fit the pattern.

Answer:

D. a linear function with a positive slope