Kyle wants to determine the most popular sport among students at his school. which of the following will likely result in a based sample?

f. surveying every 5th student standing in the lunch line.

g. surveying a random sample of 3 students from each home room.

h. surveying a random sample of 25 students attending a school football game.

j. surveying every 10th student who enters school one morning.

the temperature dropped 18f in a 3-hour period. what was the mean hourly temperature change?

f. -3f
g. -6f
h. 3f
j. 6f

suppose the dimensions of a rectangle prism are enlarged by a factor of 3. by what scale factor will the volume of the prism be scaled?

a. 1/3
b. 3
c. 9
d. 27

(short answer)a computer store builds custom computers by allowing customers to choose 1 to 4 cpus, 1 of 8 hard drives, and 1 of 3 video cards. how many different computers are possible?

what is the next number in the pattern?
2916, -972, 324 , -108,

f. -18?
g. -12
h. -3
j. 12

megan surveyed a random sample of 60 students at her school and found that 42 of them ride the bus the school each day. if there are 320 students at megan’s school, about how many of the. rude the bus to school each day?
a. 348
b. 224
c. 188
d. 132

parallel lines land m are intersected by transversal t as shown below. which following angles are not congruent?

a. 1 and 2
b. 2 and 3
c. 3 and 6
d. 4 and 8

hector drove 185 miles to a business meeting. his business partner drove 1.25 of this distance to get to the same meeting. how many more miles did the business partner drive then hector?

f. 231.25 mi
g. 186.75 mi
h. 46.25 mi
j. 37.75 mi

michelle is in-line skating around a circular track with a radius of 80 meters. how far does she skate if she goes around the track? use 3.14 for a. round to the nearest tenth.

a. 251.2 m
b. 502.4 m
c. 12, 352 m
d. 20,096 m

earths atmosphere is 78% nitrogen by volume. about how much nitrogen is in a tank contains 600 cubic meters of air?

a. 132
b. 169
c. 420
d. 468

(short awnser) is the relationship shown in the graph a function? explain.

lakeisha has a set of five cards numbered 1 through 5. she shuffles the cards and chooses one at random. she repeats the process several times and records the results in the table below. based of her results, what is the experimental probability of choosing a 3?

a. 20%
b. 24%
c. 25%
d. 30%