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723LRIS WS#8 (Pink) Statistics End-of-Year Review

Last updated about 3 years ago

30 questions

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Question 1

1.

Median:

Question 2

2.

Mean:

Question 3

3.

Best Measure of Center

Mean

Median

Question 4

4.

The value of x:

Question 5

5.

The length of the fifth plank:

Question 6

6.

MAD

Question 7

7.

MAD

Question 8

8.

MAD

Question 9

9.

The median is greater:

Middle School

High School

Question 10

10.

The IQR is 2.5

Middle School

High School

Question 11

11.

The data have greater variability:

Middle School

High School

Question 12

12.

More than 7 hours of homework a week:

Middle School

High School

Question 13

13.

The mean heart rate is 65

Logan

Camden

Question 14

14.

The dot plot is symmetric

Logan

Camden

Question 15

15.

The data have greater variability

Logan

Camden

Question 16

16.

More likely to have a heart rate of 70 bpm

Logan

Camden

Question 17

17.

How many MAD's separate the means? Round to two decimals.

Question 18

18.

How many MAD's separate the means? Round to two decimals.

Question 19

19.

How many MAD's separate the medians?

Question 20

20.

His friends on the wrestling team.

Convenience

Voluntary

Random

Systematic

Question 21

21.

Every 25th student who enters the school in the morning.

Convenience

Voluntary

Random

Systematic

Question 22

22.

Post a survey on the school website.

Convenience

Voluntary

Random

Systematic

Question 23

23.

Randomly select students at lunch time.

Convenience

Voluntary

Random

Systematic

Question 24

24.

Population

Football team

School

Question 25

25.

Sample

Football team

School

Question 26

26.

Biased or unbiased

Biased

Unbiased

Question 27

27.

Which sample is best?

#1

#2

#3

#4

Question 28

28.

About how many people in the town like lemon in their tea?

Question 29

29.

About how many prefer iPhone?

Question 30

30.

About how many like country music?