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Mathematics 4 Online
OpenStudy (freemap):

helppp

OpenStudy (freemap):

3. The ages of the first 14 customers in line to purchase movie tickets are shown below. 27 18 46 57 22 24 29 34 18 19 22 31 31 51 (a) What are the lower and upper fences of the data set? Show your work. (b) Draw the modified box-and-whisker plot for the data set.

OpenStudy (freemap):

@Michele_Laino

OpenStudy (michele_laino):

from the data, I see that the min value is 18, whereas the max value is 57

OpenStudy (freemap):

Right I need part b, part b means to plot the 5 summary data?

OpenStudy (michele_laino):

please wait, I'm thinking...

OpenStudy (freemap):

okay

OpenStudy (michele_laino):

I think, nevertheless, I'm not sure, that we have to draw one vertical line for each different age, so common ages are represented by one vertical line only

OpenStudy (freemap):

@Directrix

OpenStudy (freemap):

@Directrix

OpenStudy (freemap):

@jhonyy9

OpenStudy (freemap):

@ganeshie8

OpenStudy (freemap):

@Directrix

Directrix (directrix):

Is this another name for lower and upper quaratiles? >lower and upper fences

OpenStudy (freemap):

I guessing that's what they mean

OpenStudy (freemap):

please hold a sec

Directrix (directrix):

Here is a diagram.

OpenStudy (freemap):

upper 37 and lower 21.25

Directrix (directrix):

Did you get the IQR, the Inner Quartile Range?

OpenStudy (freemap):

just the IQR 3rd and first

OpenStudy (freemap):

37-21.25=15.75

Directrix (directrix):

Get these first: Median: Lower Quartile: Upper Quartile: What are those values?

OpenStudy (freemap):

Median is 28

Directrix (directrix):

Okay on median.

OpenStudy (freemap):

lower 21.25 upper 37

OpenStudy (freemap):

15.75 is the IqR range

Directrix (directrix):

These numbers need to be in ascending order: 18 18 19 22 22 24 27 29 31 31 34 46 51 57

Directrix (directrix):

18 18 19 22 22 24 27 29 31 31 34 46 51 57

OpenStudy (freemap):

Okay the top set has 7 and the bottom have 6 are they suppose to be equal

Directrix (directrix):

Median: 28 Q1: 22 Q3: 34 is what I got

Directrix (directrix):

IQR = 34 - 22 = 12 1.5* IQR = 1.5 * 12 = 18 Q1 - 18 = 22 - 18 = 4 for lower fence Q2 + 18 = 34 + 18 = 52 for upper fence Check these for accuracy. @freemap

OpenStudy (freemap):

Okay I checked everything out its correct

OpenStudy (freemap):

Thank you

Directrix (directrix):

(a) What are the lower and upper fences of the data set? Show your work. We have this.

Directrix (directrix):

Now, this. (b) Draw the modified box-and-whisker plot for the data set. I don't know what is mean by modified. We'll have to find out.

Directrix (directrix):

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