Texas-instruments TI-73 EXPLORER User Manual download pdf (Page 147)

100

101

Chapter 7: Statistical Analyses

141

7307ENG.DOC CH 7, Statistical Analyses, English Julie Hewlett Revised: 07/29/98 12:07 PM Printed: 05/19/99

9:00 AM Page 141 of 22

If freq is omitted, all values are used once. If XList and YList

are not specified, the default list names are

and

. To

access

variables, press - }

Y-Vars

Med-Med

[XList,YList,freq,Yn]

Graph a scatter plot for

and

, where

={1,3,4,5,5,7,8,9}

and

={1,4,2,3,4,6,7,9}

, and use

Med-Med

to draw the median-median

line through the points.

1. Set Decimal Notation mode

, if desired.

.#"""b

2. After entering the lists,

define

Plot1

as a scatter plot

using

and

, as shown to

the right.

-e

For more information on defining stat

plots, see Chapter 6: Statistical Plots.

3. Turn off

and

, if they

have been previously

defined and selected.

-l:

4. Find the

Med-Med

line, and

store the results to

:-v!

Specifying

and

is optional since

they are the default

listnames

However, if you were using other list

names, you would have to enter them

before the

variable.

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