1. Jada gathered data at her school among 7th and 8th graders to see if there was an association between grade level and playing sports. The table shows her data, but the
number of 8th graders who play sports is missing.
play sports
play
sports
don't play
sports
don't play sports
120
110
100
90
80
70
60
50
40
30
20
10
0
7th
graders
112
52
8th
graders
84
7th grade
8th grade
Jada found there was no evidence of an association between grade level and playing
sports. Which of these could be the number of 8th graders who play sports?
A. 248
B. 181
C. 144
D. 69

What is the area of triangle pqr on the grid? a triangle pqr is shown on a grid. the vertex p is on ordered pair 7 and 6, vertex q is on ordered pair 1 and 6, and the vertex r is on ordered pair 4 and 2. 5 square units 6 square units 10 square units 12 square units

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%

Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.