# What is the first quartile of 12, 33, 15, 22, 29, 11, 17, 19, 16, 24, 38?

##### 2 Answers

#### Explanation:

If you have a TI-84 calculator in hand:

You can follow these steps:

First put the numbers in order.

Then you press the stat button.

Then

After this press the stat button again and go to

and hit

Then scroll down until you see

That value is your answer :)

#### Explanation:

#"arrange the data set in ascending order"#

#11color(white)(x)12color(white)(x)color(magenta)(15)color(white)(x)16color(white)(x)17color(white)(x)color(red)(19)color(white)(x)22color(white)(x)24color(white)(x)29color(white)(x)33color(white)(x)38#

#"the median "color(red)(Q_2)" is the middle value of the"#

#"data set in ascending order"#

#rArrcolor(red)(Q_2)=19#

#"the lower quartile "color(magenta)(Q_1)" is the middle value of the"#

#"data set to the left of the median"#

#rArrcolor(magenta)(Q_1)=15#