Statistics and Probability

Statistics and Probability

7th Grade

10 Qs

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Statistics and Probability

Statistics and Probability

Assessment

Quiz

Mathematics

7th Grade

Practice Problem

Hard

Created by

Anthony Clark

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If a set of data has a symmetric distribution, the most appropriate measure of center and variation to use is...

median & interquartile range

mean & interquartile range

median & mean absolute deviation

mean & mean absolute deviation

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

In a game, the probability of winning is 1 out of 5. How many times could Lisa expect to win if she plays the game 85 times?

17

34

68

80

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A coin was tossed 80 times, out of which it landed on heads 60 times. What is the relative frequency of the coin toss resulting in tails?

20%

25%

50%

75%

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Kris has a bag that contains only red marbles, green marbles, and purple marbles. Kris pulls a marble from the bag, records the color of the marble and puts it back in the bag. She performs 25 pulls and draws 8 red marbles, 12 green marbles, and 5 purple marbles. Based on the data, about how many times would Kris pull a red marble if she performed 1,000 pulls?

200

320

330

470

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the difference in the IQRs?

1

2

3

4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What percent of students have heights between 60 inches and 66 inches?

75%

50%

100%

25%

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the Mean. 

5.8

5

5.6

6

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