Casio fx 991MS Support Question
Casio fx 991MS Support Question
Find answers below for this question about Casio fx 991MS - Scientific Display Calculator.Need a Casio fx 991MS manual? We have 1 online manual for this item!
Question posted by veda9590 on June 16th, 2013
How To Calculate Normal Distribution In Calci-fx-991ms ??
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Current Answers
Answer #1: Posted by TommyKervz on June 16th, 2013 2:49 AM
TommyKervz
Member since:
January 10th, 2013 Points: 17,776,813
Member since:
January 10th, 2013 Points: 17,776,813
Greetings - Please refer to page 36 of the calculator's User Guide available for free download on the link below in pdf -
http://www.helpowl.com/manuals/Casio/fx991MS/40725
Hope this helps
Related Casio fx 991MS Manual Pages
User Guide - Page 1
E
http://world.casio.com/edu_e/ fx-95MS fx-100MS fx-115MS (fx-912MS) fx-570MS fx-991MS
User's Guide
kfx-912MS owners
Please be sure to read the important notice of this manual.
User Guide - Page 3
Never slide the display end of the unit into the cover.
.....1
.....2
1 Removing and Replacing the Calculator's Cover
• Before starting .....1 Holding the cover as shown in the illustration, slide the unit out of the cover. • After you are finished .....2 Holding ...
User Guide - Page 4
... of the Calculator
• Never dispose of fire and personal injury.
• The displays and illustrations (such as key markings) shown in a safe place where it will not get into the hands of small children and accidentally swallowed.
• Keep batteries out of the reach of battery specified for a long time (fx-95MS...
User Guide - Page 5
... during shipment and storage. be liable for the fx-95MS/fx-100MS. A dead battery can cause slow display response, total failure of the display, and shortening of these materials. Never leave a...before using the calculator for the first time.
• Even if the calculator is operating normally, replace the battery at least once every three years for the fx115MS/fx-570MS/fx-991MS, or at least...
User Guide - Page 7
... Display Formats 10 kDecimal Point and Separator Symbols 11 k Initializing the Calculator 11
Basic Calculations 11
k Arithmetic Calculations 11 kFraction Operations 12 kPercentage Calculations 14 kDegrees, Minutes, Seconds Calculations 15 kFIX, SCI, RND 15
Memory Calculations 16
kAnswer Memory 16 kConsecutive Calculations 17 kIndependent Memory 17 k Variables 17
Scientific...
User Guide - Page 8
... and
Permutation/Combination 20 kAngle Unit Conversion 21
kCoordinate Conversion (Pol (x, y), Rec (r 21
kEngineering Notation Calculations 22
Equation Calculations 22
kQuadratic and Cubic Equations 22 kSimultaneous Equations 24
Statistical Calculations 26
Standard Deviation 26 Regression Calculations 28
Technical Information 32
kWhen you have a problem 32 kError Messages 32 kOrder of...
User Guide - Page 9
.... • The lower line shows the result. fx-95MS Modes
To perform this type of calculation:
Perform this To enter key operation: this mode:
Basic arithmetic calculations F 1
COMP
Standard deviation
F 2
SD
Regression calculations
F 3
REG
Solution of the mantissa has more than three digits. A separator symbol is displayed every three digits when the integer part of...
User Guide - Page 11
... an insert cursor t. k Replay Function
• Every time you last performed. When you change to the normal cursor from one calculation mode to the editing screen.
• Pressing the e or r key immediately after you finish a calculation displays the editing screen for storage of both expressions and results.
• Replay memory is cleared by pressing...
User Guide - Page 13
... change the decimal point and separator symbol set- fx-95MS:
1 r
Other Models: 1 r r
• Press the number key (1 or 2) that corresponds to
the setting you want to perform basic calculations.
sin -1.23 → S R D 1.23 T
11
Disp
1
• Display the selection screen. ting, press the F key a number of calculations must be enclosed within parentheses. COMP F 1 •...
User Guide - Page 15
.../c): Mixed fraction 2(d/c): Improper fraction
13 Disp
1
• Display the selection screen. fx-95MS:
1
Other Models: 1 r
• Press the number key (1 or 2) that corresponds to
the setting you want to specify the display format when a fraction calculation result is greater than one.
• To change the fraction display format, press the q key a number of times until...
User Guide - Page 22
... ) ҃ 1.988647795
7 A H 123 =
• Example 4: 123 ѿ 302 ҃ 1023
123 + 30 K =
• Example 5: 123 ҃ 1728
12 N * =
* A N in a group of fx-570MS/fx-991MS.
• Example 6: 1 ҃ 12
1 3
ȕ
1 4
R 3 a , 4 a T a =
• Example 7: 8! ҃ 40320
8 A f =
• Example 8: To generate a random number between
0.000 and 0.999
A M =
0.66400
(The...
User Guide - Page 23
* A n in the case of fx-100MS/fx-115MS/fx-570MS/
fx-991MS.
θ ҃ 1.047197551
0 o
• Press 0 n to display the value of r, or 0 o to display the value of fx-100MS/fx-115MS/fx-570MS/ fx-991MS.
k Angle Unit Conversion • Press A v to polar coordinates (r,) (Rad)
r ҃ 2
f* 1 P L 3 T =
* A f in the case of .
21
D R G
1 2 3
• Pressing 1, 2, or ...
User Guide - Page 24
...→ 81.25 ҂10 -3 (mg)
0.08125 = J
Equation
EQN
Calculations
The EQN Mode lets you want to solve an equation. EQN F F 1 (fx-95MS) F F F 1 (Other Models)
k Quadratic and Cubic Equations
Quadratic ...Equation: ax2 + bx + c = 0 Cubic Equation: ax3 + bx2 + cx + d = 0 Entering the EQN Mode and pressing r displays...
User Guide - Page 28
...calculate values for the following data : 55, 54, 51, 55, 53, 53, 54, 52
In the SD Mode:
A B 1 (Scl) = (Stat clear)
55 S n= SD
1. SD F 2 (fx...-95MS) F F 1 (Other Models)
• Always start data input with A B 1(Scl) = to clear statistical memory.
• Input data using the key opera-
Statistical
SD
Calculations...A X 3
• Example: To calculate σnҀ1, σn, o, n, ...
User Guide - Page 29
...Data Full" appears and you will not be shifted up.
• Data values you register are normally stored in any more data if there is . • You can use the [ and ]...You can then edit the displayed data, if you want to perform some other operation (calculation, recall
of statistical calculation results, etc.), you should always press the t key first to exit data display. • Pressing the ...
User Guide - Page 30
...: Quadratic regression
28 Changing to another mode Changing the regression type (Lin, Log, Exp, Pwr, Inv, Quad)
Regression Calculations
REG
Use the F key to enter the REG Mode when you have just input, press A U. • After inputting... will not be unable to display or edit individual data items any longer after perform either the following operations. REG F 3 (fx-95MS) F F 2 (Other Models)
&#...
User Guide - Page 36
...), x 4 ab/c 5 Abbreviated multiplication format in the following order of π, e (natu-
k Order of Operations
Calculations are performed in front of precedence.
1 Coordinate transformation: Pol (x, y), Rec (r, θ) Differentials: d/dx* Integrations: ∫dx* Normal distribution: P(*, Q(*, R(*
2 Type A functions: With these functions, the function key is pressed and then the value is...
User Guide - Page 37
... to right. • Operations enclosed in parentheses are performed from left . * fx-100MS/fx-115MS/fx-570MS/fx-991MS only. ** fx-570MS/fx-991MS only. • Operations of the same precedence are performed first. • When a calculation contains an argument that the capacity of a stack is required when the calculation includes a high-priority Type A function, or power or root operations...
User Guide - Page 40
... ±1 at the 10th digit. (In the case of exponential display, calculation error is ±1 at the last significant digit.) Errors are cumulative in the case of consecutive calculations, which can result in improper operation. Power Supply (fx-95MS only)
Users of the calculator indicate that battery power is powered by a single AA-size battery...
User Guide - Page 41
...Calculator power automatically turns off . When this happens, press 5 to the "User's Guide 2 (Additional Functions)."
Owners of other models should refer to the same model. Approximately 2 years when left with power turned off if you do not perform any operation for fx-912MS owners The names fx... (SUM-3))
Battery Life:
Approximately 17,000 hours continuous display of fx-115MS.
39
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