(MATH 10) SUMMATIVE TEST 2

The measure of position which divides a distribution into two equal parts is called ______

• A. Median

• B. Quartile

• C. Decile

• D. Percentile

These are the score points which divide a distribution into four equal parts.

• A. Median

• B. Quartile

• C. Decile

• D. Percentile

It is the difference between the third quartile and the first quartile.

• A. Range

• B. Quartile

• C. Interquartile Range

• D. Median

The second quartile is equal to the ________.

• A. Quartile

• B. Decile

• C. Percentile

• D. Median

It is the value that is between the middle value and the least value in a data set.

• A. Upper Quartile

• B. Middle Quartile

• C. Lower Quartile

• D. None of the above

It is the value that is between the middle value and the greatest value in a data set.

• A. Middle Quartile

• B. Upper Quartile

• C. Lower Quartile

• D. None of the above

The lower quartile of a data set is the 7th data value. How many data values are in the data set?

• A. 27

• B. 28

• C. 32

• D. 30

The nine score points which divide a distribution into ten equal parts are called ______.

• A. Decile

• B. Quartile

• C. Percentile

• D. Median

Mr. Asuncion gave a test to his students in Statistics. The students finished their test in 35 minutes. This time is the third decile of the allotted time. What does it mean?

• A. 30% of the students finished the test in less than 35 minutes.

•     B. 30% of the students finished the test within 35 minutes.

• C. 30% of the students finished the test in more than 35 minutes.

• D. 30% of the students did not finished the test in less than 35 minutes.

Ruth has been teaching for 20 years in a private school. Her salary is in the 8th decile. Should Ruth be glad about her salary?

• A. No, because her salary is lower than 80% of the salary of other employees in the school.

• B. No, because her salary is lower than 8, 000 pesos.

• C. Yes, because her salary is higher than 80% of the salary of other employees in the school

•     D. Yes, because her salary is higher than 8,000 pesos.