A.F/ST Quizizz Day 3

Javier is interested in knowing how much time students spend doing homework each night. Javier is on the school's soccer team and asks his teammates how many hours they spend each night doing homework. Is Javier's sample a good representative of the population?

• Yes, it is a random sample of the population.

• Yes, it is a convenience sample.

• No, it is a random sample of the population.

• No, it is a convenience sample.

Tags

CCSS.7.SP.A.1

CCSS.HSS.IC.A.1

The scatterplot represents the relationship between the number of hours a student studied (x) and the grade the student received on a recent test (y).

How many students studied for at least 4 hours and scored 85% or higher?

Mathematical Equivalence

ON

Tags

CCSS.HSF.IF.B.4

The equation T = 0.35m + 50 represents the total cost, T, of renting a moving van for a specific amount of miles driven, m.

Determine what each amount represents in the equation.

Groups:

(a) 0.35 represents ...

,

(b) 50 represents ...

,

(c) Incorrect Answers

• The initial cost of renting the van.

• The cost per day of renting the van.

• The number of days the van can be rented.

• The cost per minute of renting the van.

• The cost per mile of the renting the van.

Tags

CCSS.HSF.LE.B.5

Given: g(x) = 3^x + 2 and h(x) = 3^x - 9

If h(x) = g(x) + k, then what is the value of k?

• -11

• -9

• -7

• 2

• 7

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

The function f(x) = 2(x - 1)² + 4 is graphed. Which statement is NOT true?

• The minimum of the function is at (1, 4).

• The y-intercept of the function is at (0, 6).

• The function has one real solution.

• The range of the function includes all numbers greater or equal to 4.

Tags

CCSS.HSF-IF.C.7A