Thursday Bellwork 4/4/2024

Which two variables most likely represent a causal relationship rather than solely being correlated?

• amount of snowfall and number of gloves sold

• elevation level and daily temperature

• number of people on a ski lift and the wait time for ski rentals

• number of skis rented and number of hot chocolates ordered

A teacher shows four students the graph of a function and asks the students to write a description of the function.

Which student describes the function correctly?​ (a)  

• Student 2
• Student 1
• Student 3
• Student 4

The table showws a sequence of numbers based on the term number,  $n$, in the sequence.

Which equation can be used to find the  $n^{th}$ term in the sequence?

•  $a_n=-9n+6$ 

•  $a_n=-4n+9$

•  $a_n=4n-9$

•  $a_n=9n-6$ 

Mathematical Equivalence

ON

• The value of the investment decreases at the rate of 0.92% each year.

• The value of the investment increases at the rate of 1.50% each year.

• The y-intercept of the function represents an initial investment of $92.

• The y-intercept of the function represents an initial investment of $1,500.