Texas Instruments TI-30X Support Question
Texas Instruments TI-30X Support Question
Find answers below for this question about Texas Instruments TI-30X - IIS Scientific Calculator.Need a Texas Instruments TI-30X manual? We have 2 online manuals for this item!
Question posted by Demik on June 19th, 2014
Ti 30x Iib How To Find Standard Deviation 2-var
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Related Texas Instruments TI-30X Manual Pages
Teachers Guide - Page 1
TI-30X ÚS:
A Guide for Teachers
Developed by Texas Instruments Incorporated
Activities developed by Gary Hanson and Aletha Paskett
Illustrated by Jay Garrison
Teachers Guide - Page 2
... of Texas Instruments, regardless of the form of action, shall not exceed the purchase price of the examples in these materials. Note: Using calculators other than the TI-30X IIS may not be reproduced by teachers for any claim of any other electronic or mechanical means, including any information storage or retrieval system, unless...
Teachers Guide - Page 3
..., the location of those keys on the TI-30X ÙS, and any pertinent notes about Texas Instruments (TI) calculators, use our e-mail address: ti-cares@ti.com visit our TI calculator home page: www.ti.com/calc or, call our toll-free number: 1.800.TI.CARES (1.800.842.2737)
© 1999 TEXAS INSTRUMENTS INCORPORATED
TI-30X IIS: A Guide for Teachers
iii
Activities
The...
Teachers Guide - Page 10
... • TI-30X ÙS • pencil • student activity
Introduction
Set up the activity by changing numbers into floating decimal (standard notation). Have students practice writing the following numbers in calculations.
Have students change the following numbers into scientific notation, and then using them in scientific notation using the TI-30X ÖS. Press...
Teachers Guide - Page 12
...
© 1999 TEXAS INSTRUMENTS INCORPORATED
TI-30X ÙS: A Guide for Teachers
8
Standard Notation
Scientific Notation
a. 12 000 000 000 000
b. 974 000 000 000
c. 0.0000000000034
d. 0.0000000004
3. Using the TI-30X ÖS, change the following numbers into floating decimal notation (standard). Standard Notation
Scientific Notation
a. 93 000 000
b. 384...
Teachers Guide - Page 18
...Press $. Remember to enter 2 as the frequency for Teachers
14 Math Concepts • averages
Materials
• TI-30X ÙS • pencil • student activity
³ 1. Continue entering your students. When finished, press u " to select 1-VAR mode.
2. Introduction
Discuss finding averages with your scores and frequencies, pressing $ after each score and frequency.
5. Your...
Teachers Guide - Page 27
... (in the table. Math Concepts
• 2-variable statistics
Materials • TI-30X ÙS • pencils • student activity
Activity
Present the following problem to explore the relationship between 2 variables. Do you think it related to how many points a player scores? Put the calculator in the activity, enter the data. Press < to enter data...
Teachers Guide - Page 33
...the beginning or end of history.
7. % displays the RESET menu.
TI-30X ÚS Basic Operations
1
Keys
1. & turns on the calculator.
2. % turns on the transparency masters assume all default settings.
• Resetting the calculator:
Returns settings to their defaults: floating decimal (standard) notation and degree (DEG) mode.
Clears memory variables, pending...
Teachers Guide - Page 49
... the transparency masters assume all default settings.
• % , 8 removes the setting and returns to standard notation (floating decimal).
• The FIX setting affects all decimal results and the mantissa of Scientific and Engineering notation results.
• The TI-30X ÙS automatically rounds the result to 2 places, 0.147 becomes 0.15 when you set to the...
Teachers Guide - Page 79
... points once they are entered.
© 1999 TEXAS INSTRUMENTS INCORPORATED
TI-30X ÙS: A Guide For Teachers
75 v lets you enter data points (x for 2-VAR stats).
1 3 2
3. % w displays the following menu that lets you clear data values and exit STAT mode.
n
v or w
Number of x or y.
Population standard deviation of x (or x,y) data points. Sum of data with their...
Teachers Guide - Page 80
... Data
Five students took a math test. DEG
Continued
© 1999 TEXAS INSTRUMENTS INCORPORATED
TI-30X ÙS: A Guide For Teachers
76 Using their scores, enter the data points-85, 85, 97, 53, 77.
Press
% "
Display
1---V-A-R-- 2-VAR ¹
DEG
< v
X1=
S
%" v
85 $
STAT
DEG
X1=85
S
STAT
DEG
FRQ=1
S
STAT
2
FRQ=2
$ 97
STAT
X2=97
$ $ 53...
Teachers Guide - Page 81
... mean (v), the sample standard deviation (Sx), the population standard deviation (sx), the sum of the scores (Gx), and the sum of the squares (Gx2). v
Sx
sx 5.
¹
STAT
DEG
n
v- sx ¹
16.39512123
STAT
DEG
n v Sx -s-x- ¹
14.66424222
STAT
DEG
¸-G-x- Gx2
397.
STAT
DEG
u
Continued
© 1999 TEXAS INSTRUMENTS INCORPORATED
TI-30X ÙS: A Guide...
Teachers Guide - Page 83
... athletic shoes sold by a
small shoe store. Enter this data
as the data points.
DEG
TI-30X ÙS: A Guide For Teachers
79 Month Total No.(x) Brand A (y)
April 58 (x1)
35 (y1)
May 47 (x2)
28 (y2)
Press
%" "
Display
1-VAR 2---V-A-R-&
DEG
< v
X1=
S
58
STAT
DEG
X1=58
S
$ 35
STAT
DEG
Y1 =35
S
$ 47
STAT...
Teachers Guide - Page 92
...INSTRUMENTS INCORPORATED
TI-30X ÙS: A Guide For Teachers
88
For a negative exponent, press M before entering it.
• Results requiring more than 10 digits are automatically displayed in scientific notation.
• For the Decimal notation mode, refer to % , in scientific notation regardless of 3.
2. % C lets you enter and calculate the exponent. FLO
Restores standard mode...
Teachers Guide - Page 107
... then back to degrees without exiting STAT mode.
© 1999 TEXAS INSTRUMENTS INCORPORATED
TI-30X ÙS: A Guide For Teachers
A-2 Then each time you enter the statistical data points (x for 2-VAR stats).
Press < when N (no) is always in the DEG mode.
Calculates the inverse cosine. Lets you enter mixed numbers and fractions.
Converts a simple fraction...
Teachers Guide - Page 108
...it to the display.
© 1999 TEXAS INSTRUMENTS INCORPORATED
TI-30X ÙS: A Guide For Teachers
A-3
Turns on the calculator.
nPr
Calculates the number of possible combinations.
!
Displays the following menu that you insert a character at the cursor. F 0 1 2 3 4 5 6 7 8 9
F
Sets floating decimal (standard) notation.
0-9
Sets number of decimal places. Quick Reference to...
Teachers Guide - Page 109
... to the previous screen without exiting STAT mode.
© 1999 TEXAS INSTRUMENTS INCORPORATED
TI-30X ÙS: A Guide For Teachers
A-4 R4Pr
Converts rectangular coordinate to reset the calculator immediately. Displays the following menu that lets you can select 1-VAR, 2-VAR, or CLRDATA.
1-VAR 2-VAR
CLRDATA
Analyzes data from 1 to 10 (1 n < 10) times 10 to polar coordinate...
Teachers Guide - Page 110
...replaces any previously stored value. Mean of all x 2 values or y 2 values. sx or sy Population standard deviation of variables. a
Linear regression slope.
Displays the following menu of x or y.
Calculates the inverse tangent.
© 1999 TEXAS INSTRUMENTS INCORPORATED
TI-30X ÙS: A Guide For Teachers
A-5
A B C D E
Lets you set a seed value for all x values or y values. Sx...
Function Guide - Page 1
.... %^ raises e to the power you want to convert to default settings; Hyperbolic function. Angle Modes
I =
I , =, % k, % d, % ,, and % . K displays in Scientific or Engineering Notation. TI-30X ×B and TI-30X ×S
Scientific Calculators
© 1999 Texas Instruments Incorporated
General Information
Examples: See the last page of these instructions for keystroke examples that you...
Function Guide - Page 2
...VAR or 2-VAR and press
99, or not an integer. Starting from the bottom, carefully separate front from the original purchase date. If necessary, press & and - at the same time. Do not incinerate batteries or leave where a child can change the battery: 1.
To continue using the TI-30X... product are protected by e-mail or visit the TI calculator home page on the World Wide Web. Caution:...
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