Texas-instruments TI-73 EXPLORER User Manual download pdf (Page 295)

Appendix A: Function and Instruction Reference

289

73A-ENG.DOC AppxA: Function/Instruction Reference, English Julie Hewlett Revised: 07/29/98 1:10 PM Printed:

05/19/99 9:03 AM Page 289 of 36

ExpReg [XList,YList,freq,Y

]

-v

CALC

Fits the equation (y=ab ) to XList and YList with

frequency list, freq, and stores the regression equation

to Y

. XList, YList, and freq (if specified) must have

the same number of elements.

freq is the frequency of occurrence for each

corresponding data point in XList. If freq is omitted,

all values are used once.

Defaults for XList and YList are

and

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

Don

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

Don

Set Decimal mode to 2.

ExpReg L

Select ZStandard.

ExprOff

ExprOn



-g

WINDOW

format settings; turns off or on the

expression display in the top left corner while tracing

a graph.

8F/D

Converts a fraction to its decimal equivalent or

changes a decimal to its fractional equivalent, if

possible.

.75

Fill(number,list)

Replaces each element in existing list with specified

real number, number.

{3,4,5}

{3 4 5}

Fill(8,L

)

Don

{8 8 8}

Fix #ofplaces



Sets fixed Decimal mode setting for # of decimal

places. #ofplaces must be an integer between 0 and 9.

It can be an expression which equals an appropriate

integer.

Fix 3

Don

3.142

Float



Selects the

Float

Decimal Notation mode setting.

Displays a decimal with a maximum of 10 digits,

including the sign and decimal point.

Float

Don

3.141592654

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Texas-instruments TI-73 EXPLORER User Manual Page 295

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