Casio FX-991ES Support Question
Casio FX-991ES Support Question
Find answers below for this question about Casio FX-991ES.Need a Casio FX-991ES manual? We have 2 online manuals for this item!
Question posted by joelBruce on March 28th, 2014
How To Use Fx-991es For Normal Distribution
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Related Casio FX-991ES Manual Pages
User Guide - Page 4
... liable to anyone for
special, collateral, incidental, or consequential damages in this User's Guide. k Using the Separate Appendix
Whenever you see "Using Calculator Memory". Rad : Specify Radian for any claim of any other party arising out of the use of this User's Guide, cursor key operation is selected by any kind whatsoever by the...
User Guide - Page 5
... battery's positive k and negative l ends are facing correctly when you load it will not get into the
calculator. • Use only the type of small children. Keep this manual handy for this calculator in
this calculator. Never expose the battery to leak and damage nearby items, and can create the risk of fire and...
User Guide - Page 6
... require replacement sooner than the normal expected battery life.
• Low battery power can damage the case. Such conditions can cause slow display response, total failure of the display, and shortening of all excess liquid before using the calculator for the first time.
• Even if the calculator is operating normally, replace the battery at...
User Guide - Page 7
...
• Press O to turn on the display. Replace the battery. Use d and e to adjust display contrast.
Before Using the Calculator
k Removing the Hard Case
Before using d and e while the mode menu (which appears when you want, press A.
• You can also adjust contrast using the calculator, slide its hard case downwards to remove it probably means...
User Guide - Page 9
... to perform this mode:
COMP CMPLX
STAT
BASE-N
EQN MATRIX
TABLE
VECTOR
(2) Press the number key that takes a long time to display the mode
menu. Calculation Modes and Calculator Setup
k Calculation Modes
When you can use to select. • To select the CMPLX Mode, for example, press 2.
c
f
E-7 Important!
• For a very complex...
User Guide - Page 10
...
To specify this key operation: 1N6(Fix)0-9 1N7(Sci)0-9 1N8(Norm)1(Norm1) or 2(Norm2)
Calculation Result Display Examples • Fix: The value you specify (from 0 to the specified digit before...of significant digits for displayed calculation results. Calculation results are written on paper.
• Linear format causes fractions and other expressions to use "]CONT'".
• See...
User Guide - Page 11
... 1Nc3(CMPLX)1(a+bi)
Polar Coordinates
1Nc3(CMPLX)2(r∠θ)
Specifying the Statistical Display Format
Use the following procedure to turn display of the frequency (FREQ) column of the two ... Outside the specified range, results are displayed using exponential format. E-9 only. The decimal point for input values is applied for calculation results
.
• Norm: Selecting one ...
User Guide - Page 12
Inputting Expressions and Values
k Inputting a Calculation Expression Using Standard Format
Your calculator lets you input calculation expressions just as shown below , it .The calculator automatically judges the calculation priority sequence for addition, subtraction, multiplication, and division, functions, and parentheses. sin(, cos(, tan(, sin-1(, cos-1(, tan-1(, sinh(, cosh(, tanh(, sinh...
User Guide - Page 13
... any of the following cases. • Before an open parentheses (( ): 2 × (5 + 4), etc. • Before a function with Math format, each key operation uses up to 14 characters at the end of a calculation, immediately before the = key is different if you can omit one byte.
Inputting the 15th character causes the expression to shift...
User Guide - Page 14
... Normally the input cursor appears as a straight vertical (I) or
horizontal ( ) flashing line on whether you know.
With the overwrite mode, any new character you input replaces the character at a convenient point and
calculate ...characters shift to the left to the overwrite mode.
The procedure you should use the insert mode. Pressing 1Y(INS) when the Math format is selected does...
User Guide - Page 15
E-13 Use d or e to move the cursor to the location where you want to insert new input, and then input what you want.
Deleting a ... 369 × × 12 so it becomes
369 × 12 LINE Insert Mode:
369**12
dd
Y Overwrite Mode:
369**12
ddd
Y
Correcting a Calculation Example: To correct cos(60) so it becomes sin(60) LINE Insert Mode:
c60)
dddY
s Overwrite Mode:
c60)
dddd
s Inserting Input into...
User Guide - Page 16
... you can also exit the error screen by mistake instead of 14 ÷ 10 × 2 = Use the insert mode for the following operation.
This is causing the error. Further input will display the part of the calculation where the error occurred, with Math format, you input 14 ÷ 0 × 2 = by pressing A, which...
User Guide - Page 17
... shows the number of bytes of the cursor on the
display when you input using Math format. Example 1: To input 23 + 1
MATH
263
Math
Math
e+1
...10^x (Power of 10) e^x (Power of e) Square Root Cube Root Square, Cube Reciprocal Power Power Root Integral Derivative Σ Calculation Absolute Value Parentheses
Key Operation ' 1'(() & 1l($) 1i(%) ! 1!(#) w, 1w(x3) E 6 16(") 7 17(F) 1&(8) 1w...
User Guide - Page 20
... are the input value ranges for which ' form (form that include square root symbols can be displayed in the CMPLX Mode, the following are the calculations for which ' form is also counted as a term). ' form calculation results use display formats like those shown
below.
± a'b , ± d ± a'b , ± a'b ± d'e cf
E-18 Trigonometric function...
User Guide - Page 34
... Inverse Trigonometric Functions
• Trigonometric and inverse trigonometric functions can be sure to specify the default angle unit you want to input. Before performing a calculation, be used in any calculation mode except for their arguments.
• The angle unit required by pressing A. Appendix sin 30 = 0.5, sin-10.5 = 30
k Hyperbolic and Inverse Hyperbolic Functions...
User Guide - Page 43
... Transformation Note that S-D transformation can convert it cannot be converted to use. This is an improper fraction or mixed
fraction.
π:
The...calculator automatically decides the standard form to ' form. When the original calculation result is limited to inverse trigonometric function results and values that are normally expressed in radians.
• After obtaining a calculation...
User Guide - Page 50
See Appendix for information about the calculation
formula used for each command. Paired-variable Menu Item
Select this menu item: When you want to do this:
7Distr
Display the Distr sub-menu of commands for normal distribution calculations • For more information, see "Commands when Linear
Regression Calculation (A+BX) Is Selected" and "Commands when Quadratic Regression ...
User Guide - Page 51
... input the following data:
{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
(FREQ: ON)
Edit the data to the following, using the mean , and population
standard deviation. Performing standard normal distribution approximation on
the input sample data (from the data input on the STAT editor
screen. Calculate minimum value and maximum value. Distr Sub-menu (11(STAT)7(Distr))
1 P( 2 Q( 3 R( 4 't
This menu...
User Guide - Page 67
...)". * "cal" uses the NIST value at 15°C. Metric Conversion
The calculator's built-in the COMP Mode (N1).
• The values are performed from one unit to another.
This displays the metric conversion command menu. See Appendix for each individual command. 1. Functions preceded by values, powers, power roots: x2, x3, x-1, x r, g, ^(, x'( Normalized variate: ' t Percent...
User Guide - Page 73
... not be cleared. Reference
k Power Requirements and Battery Replacement
Your calculator uses a TWO WAY POWER system that combines a solar cell with a solar cell alone can operate only when relatively bright light is operating normally, replace the battery at least once every three years. Normally, calculators equipped with G13 type button battery (LR44). Important!
• Removing...
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