Quiz about Data Collection and Analysis

Question 1

The sum of all the items divided by the number of items in the set

Accepted Answer

Mean

Answer

Median

Answer

Mode

Answer

Range

Question 2

The middle value when the data are in numerical order

Accepted Answer

Median

Answer

Mean

Answer

Mode

Answer

Range

Question 3

The value or values that occur MOST often

Accepted Answer

Mode

Answer

Mean

Answer

Median

Answer

Range

Question 4

The difference between the greatest and least values in the set

Accepted Answer

Range

Answer

Mean

Answer

Median

Answer

Mode

Question 5

Find the mean of the following set:  10, 9, 7, 8, 7, 7

Accepted Answer

8

Answer

3

Answer

7

Answer

7.5

Question 6

Find the mode of the following set:  10, 9, 7, 8, 7, 7

Accepted Answer

7

Answer

4

Answer

8

Answer

7.5

Question 7

Find the median of the following set:  10, 9, 7, 8, 7, 7

Accepted Answer

7.5

Answer

4

Answer

7

Answer

8

Question 8

Find the range of the following set:  10, 9, 7, 8, 7, 7

Accepted Answer

3

Answer

7

Answer

8

Answer

7.5

Question 9

Which value would change the most if 40 was added to the following set:  10, 9, 7, 8, 7, 7

Accepted Answer

mean

Answer

median

Answer

mode

Answer

outlier

Question 10

The value 40 in the set, 10, 9, 7, 8, 7, 7, 40, is called a(n) _______________

Accepted Answer

Outlier

Answer

Mean

Answer

Median

Answer

Mode

Question 11

Which test has the greater Interquartile Range?

Accepted Answer

Test 1

Answer

Test 2

Answer

They are the same

Question 12

What was the median score on the math test?

Accepted Answer

79

Answer

54

Answer

66

Answer

90

Question 13

Find the Interquartile Range of the following data: 10, 9, 7, 8, 7, 7, 1, 3, 6, 4

Accepted Answer

4

Answer

6

Answer

8

Answer

9

Question 14

How many dogs weigh at least 20 pounds?

Accepted Answer

8

Answer

2

Answer

6

Answer

16

Question 15

Choose the most appropriate intervals for a frequency table with intervals for the following data:  16, 8, 3, 10, 11, 15, 19, 26, 4, 10, 12, 7, 23

Accepted Answer

1-5, 6-10, 11-15, 16-20, 21-25, 26-30

Answer

0-5, 5-10, 10-15, 15-20, 20-25, 25-30

Answer

1-4, 5-10, 11-14, 15-20, 21-24, 25-30

Answer

3-4, 7-8, 10-12, 15-16, 19-20, 23-26

Question 16

In a histogram, the bars must _____________.

Accepted Answer

touch

Answer

be colored

Answer

have spaces between them

Answer

be equal

Question 17

Which type of data would be best graphed in a histogram instead of a bar graph?

Accepted Answer

test scores of the entire 6th grade

Answer

favorite M&M color of people in a class

Answer

four test scores for 1 student

Answer

sport enjoyed by most 6th graders

Question 18

Describe the box-and-whisker plot by its shape.

Accepted Answer

skewed

Answer

normal

Answer

symmetrical

Answer

mean absolute deviation

Question 19

Which conclusion is accurate using the box-and-whisker plot?

Accepted Answer

San Antonio is usually warmer, but Seattle has more consistent temperatures

Answer

New York is usually warmer, but is less consistent

Answer

Seattle is usually warmer and more consistent

Answer

Seattle is usually warmer than New York, but New York is more consistent

Question 20

Fill in the blank: ______________ usually had better scores, but ______________ was more consistent.

Accepted Answer

Class 1, Class 2

Answer

Class 1, Class 1

Answer

Class 2, Class 2

Answer

Class 2, Class 1

Data Collection and Analysis

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