Question 1

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

Accepted Answer

QUARTILE

Question 2

Given the data: 136, 150, 119, 150, 125, 140.Find the upper quartile (Q3). (Hint... put the numbers in order and find the median to help you find Q3)

Accepted Answer

150

Answer

125

Answer

143

Answer

139.5

Question 3

Find the lower quartile (Q1) of the following set of scores 6, 7, 8, 9, 11, 13, 15

Accepted Answer

7

Answer

9

Answer

13

Answer

11

Question 4

Third Quartile is___________.

Accepted Answer

also called the upper quartile.

Answer

a measure used to describe the distribution of data.

Answer

the sum of the numbers in a set of data divided by the number of pieces of data.

Answer

also called the lower quartile.

Question 5

First Quartile is_________.

Accepted Answer

also called the lower quartile.

Answer

a value that is much higher or much lower than the other values in a set of data.

Answer

also called the upper quartile.

Answer

the value appearing at the center of a set of data that has been sorted in numerical order.

Question 6

The median of the lower half of a data set; also called the lower quartile.

Accepted Answer

first quartile

Answer

second quartile

Answer

interquartile range

Answer

third quartile

Question 7

33, 25, 42, 25, 31, 37, 46, 29, 38What is the third quartile (UQ) of the data?

Accepted Answer

40

Answer

46

Answer

37

Answer

38

Question 8

Find the lower quartile of the following set of scores12, 9, 4, 6, 5, 8, 9, 4, 10, 2

Accepted Answer

4

Answer

10

Answer

9

Answer

6

Question 9

What is the term for the median of the lower half of the data?

Accepted Answer

Lower Quartile

Answer

Maximum

Answer

Median

Answer

Upper Quartile

Question 10

What is the term for the median of the upper half of the data?

Accepted Answer

Upper Quartile

Answer

Median

Answer

Minimum

Answer

Lower Quartile

Question 11

What is the value of Q3?1, 3, 4, 5, 6, 8, 11, 13, 17

Accepted Answer

12

Answer

11

Answer

3.5

Answer

4

Question 12

The middle number in the data

Accepted Answer

median

Answer

mean

Answer

mode

Answer

range

Question 13

Which of the following statements is true?

1- The first quartile (Q 1) is the median of the lower half of the set.

2- The second quartile (Q 2) is the median of the whole set .

3- The third quartile (Q 3) is the median of the upper half of the set.

Accepted Answer

All three statements are true.

Answer

Only the 2nd and the 3rd statements are true.

Answer

Only the 2nd and the 3rd statements are true.

Answer

Only the 3rd statement is true.

Question 14

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 15

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

25% of the students are 16 years old.

Answer

Most of the students are below 16 years old.

Answer

150 students are younger than 16 years.

Question 16

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

she got the highest score.

Answer

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

Answer

her score is higher than 25% of her classmates.

Question 17

Find the cumulative frequency of the grouped data.

Question 18

Determine $Q_1$ . (The answer must be in two decimal places)

Accepted Answer

13.71

Question 19

Determine $Q_1$ . (Answer must be in two decimal places

Accepted Answer

34.39

Question 20

Hey! Merry Christmas!

Here's my gift to you! +6 points

Just type " Yes''

Accepted Answer

Yes

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