Question 1

Which of the following is an example of continuous data?

Accepted Answer

The time you spend on doing homework every day.

Answer

The number of customers who bought different items.

Answer

The number of computers in each department.

Answer

The number of items you buy at the grocery store each week.

Question 2

Which of the following is NOT an example of continuous data?

Accepted Answer

The number of customers who bought different items.

Answer

The daily wind speed.

Answer

The weight of newborn babies

Answer

The temperature of a freezer.

Question 3

Which of the following is an example of discrete data?

Accepted Answer

The results of rolling 2 dice.

Answer

The length of a leaf,

Answer

A dog's weight,

Answer

A person's height.

Question 4

Which of the following is NOT an example of discrete data?

Accepted Answer

Temperature of 20 days in a month.

Answer

Number of tickets sold at a concert.

Answer

The score you get in a math test.

Answer

The number of students in a class.

Question 5

Find the second Class Interval.

Accepted Answer

10-19

Answer

0-9

Answer

20-29

Answer

40-49

Question 6

Find the Class Mark of the fourth class interval.

Accepted Answer

34.5

Answer

35

Answer

39

Answer

30

Question 7

Find the Upper Class Limit of the third class interval.

Accepted Answer

29

Answer

20

Answer

19.5

Answer

29.5

Question 8

Find the Lower Class Boundary of the third class interval.

Accepted Answer

19.5

Answer

29.5

Answer

20

Answer

29

Question 9

Find the Class Width.

Accepted Answer

10

Answer

5

Answer

4.5

Answer

0.5

Question 10

Is the first part of Ch.6 difficult?

Accepted Answer

No! (You better choose this for 1 extra mark!)

Answer

Yes!

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