Question 1

When a distribution is divided into four equal parts, each score point that describes the distribution is called a _____________________.

Accepted Answer

quartile

Answer

percentile

Answer

fractile

Answer

decile

Question 2

Which quartile is the median of the data set?

Accepted Answer

2nd quartile

Answer

4th quartile

Answer

3rd quartile

Answer

1st quartile

Question 3

The lower quartile is equal to ____________________________.

Accepted Answer

1st quartile

Answer

3rd quartile

Answer

median

Answer

2nd quartile

Question 4

Which of the following is the upper quartile?

Accepted Answer

3rd quartile

Answer

median

Answer

1st quartile

Answer

2nd quartile

Question 5

In the set of scores: 8, 10, 12, 14, 17, 19, 19, 22, and 24, what is the 2nd quartile?

Accepted Answer

17

Answer

19

Answer

24

Answer

12

Question 6

The 1st quartile of the ages of 250 Grade 10 students is 16 years old. Which of the following statements is true?

Accepted Answer

75% of the students are 16 years old and above.

Answer

150 students are younger than 16 years.

Answer

Most of the students are below 16 years old.

Answer

25% of the students are 16 years old.

Question 7

In a 70-item test, Melody got a score of 50 is the third quartile. This means that:

Accepted Answer

she surpassed 75% of her classmates.

Answer

her score is higher than 25% of her classmates.

Answer

she got the highest score.

Answer

seventy-five percent of the class did not pass the test.

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