Unit 7 Review

Quiz
•
Mathematics
•
7th Grade
•
Medium
+4
Standards-aligned
Angela Naumann
Used 50+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Molly makes 70% of her free throws. The random numbers below represent 20 trials of a simulation of two free throws. Let the numbers 0 to 6 represent a successful free throw and 7 to 9 represent a missed free throw. Based on the simulated results, the probability that Molly make both free throws is what?
38 38 21 50 64 71 66 42 47 90
80 92 29 98 27 87 89 89 93 03
30%
55%
70%
25%
Tags
CCSS.7.SP.C.8C
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
About 50% of the people surveyed in a certain county work for a small business. A random number generator was used to simulate the results of the next four people surveyed.
The numbers 0 to 4 represent people who work for a small business, and the numbers 5 to 9 represent people who do not work for a small business.
6411 0501 7582 0403 3074 7383 5250 2235 0803 3750
7694 9225 7121 4493 7596 8223 1288 8121 7652 3154
Based on the simulated results show above, what is the probability that at LEAST one of the next four people surveyed works for a small business?
95%
15%
5%
80%
Tags
CCSS.7.SP.C.8C
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
After many studies, a researcher finds that the probability that a word recognition app correctly interprets a handwritten word is 9/10. Which statement is true?
It is impossible that the handwritten word will be correctly interpreted.
It is unlikely that the handwritten word will be correctly interpreted.
It is likely that the handwritten word will be correctly interpreted.
It is certain that the handwritten word will be correctly interpreted.
Tags
CCSS.7.SP.C.5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A bag contains 8 letter tiles of the same size. The tiles are labeled either A, B, C, D, E, or F. Three of the tiles are labeled C. If Corey selects 1 tile from the bag without looking, is the selection of letters fair?
Fair
Not Fair
Tags
CCSS.HSS.MD.B.6
CCSS.HSS.MD.B.7
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A city traffic light cycles through green, yellow, and red in 60 seconds. It is yellow for 3 seconds. Which term best describes the likelihood of a car coming to the light when it is yellow?
Impossible
Unlikely
Likely
Certain
Just as likely as not likely
Tags
CCSS.7.SP.C.5
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Based on the records for the past several seasons, a sports fan believes the probability that the red team will win a given game is 3/5. The fan also believes the probability that the blue team wins a given game is 11/20. As compared to the blue team, how man more games should the fan expect the red team to win during a 180-game season?
9 more games
10 more games
40 more games
25 more games
Tags
CCSS.7.RP.A.3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In a survey, 125 people were asked to choose one card out of five cards labeled 1 to 5. The results are shown in the table. What is the theoretical probability of drawing a card with the number 1?
20%
10%
5%
50%
Tags
CCSS.7.SP.C.6
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