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 Toby3proba on June 30th, 2014
How To Calculate Mean On Casio Fx-991ms
The person who posted this question about this Casio product did not include a detailed explanation. Please use the "Request More Information" button to the right if more details would help you to answer this question.
Current Answers
Answer #1: Posted by TechSupport101 on June 30th, 2014 9:05 PM
TechSupport101
Member since:
May 24th, 2013 Points: 12,171,305
Member since:
May 24th, 2013 Points: 12,171,305
Hi. The Casio model does not appear to have a special approache toward clculating the mean as per its manual here http://www.helpowl.com/manuals/Casio/fx991MS/40725 but this http://www.mathsisfun.com/mean.html may be of some help.
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
... ends are facing correctly when you do not plan to use the calculator for a long time (fx-95MS/100MS/570MS). • Use only the type of small children. Batteries
• After... of fire and personal injury.
• The displays and illustrations (such as key markings) shown in a safe place where it . Doing so can result in this calculator in personal injury or material damage if ignored....
User Guide - Page 5
...fx-95MS/fx-100MS. A dead battery can cause slow display response, total failure of the display, and shortening of the calculator...CASIO Computer Co., Ltd. Handling Precautions
• Be sure to press the 5 key 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...
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. Before getting started...
A separator symbol is displayed every three digits when the integer part of the mantissa has more than three digits.
k Modes
Before starting a calculation, you must first enter the correct mode as indicated in the table below. • The following table shows the...
User Guide - Page 10
... initial defaults shown below, press A B 2(Mode) =. One step is taken up to input more than twice displays additional setup screens. Example: Equation
Calculations
EQN
Note!
• To return the calculation mode and setup to perform the calculations being described is running low. Whenever you input the 73rd step of each time you know memory...
User Guide - Page 13
A B 3(All) =
Basic Calculations COMP
k Arithmetic Calculations Use the F key to enter the COMP Mode when you reach the setup screen shown below. fx-95MS:
1 r
Other Models: 1 r r
• Press the number key (1 or 2) that corresponds to
the setting you want to use the display setup (Disp) screen to specify the symbols you want for the decimal...
User Guide - Page 15
...) screen to use.
1(ab/c): Mixed fraction 2(d/c): Improper fraction
13 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 you...
User Guide - Page 20
....
• Wait for the result to appear on the display before starting the next calculation.
• π = 3.14159265359
k Trigonometric/Inverse Trigonometric...unit you want to perform basic arithmetic calculations. A B 1(Mcl) =
• Example: 193.2 Ö 23 ҃ 8.4
193.2 Ö 28 ҃ 6.9 193.2 A j 1 \ 23 = p 1 \ 28 =
Scientific Function Calculations
COMP
Use the F key to ...
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
.../fx-570MS/
fx-991MS.
θ ҃ 1.047197551
0 o
• Press 0 n to display the value of .
21
D R G
1 2 3
• Pressing 1, 2, or 3 converts the displayed value to the corresponding angle unit.
• Example: To convert 4.25 radians to degrees
q ..... 1(Deg)
4.25 A v 2(R) =
4 . 25r
243.5070629
k Coordinate Conversion (Pol (x, y), Rec (r, θ ))
• Calculation...
User Guide - Page 24
...to milligrams
→ 81.25 ҂10 -3 (mg)
0.08125 = J
Equation
EQN
Calculations
The EQN Mode lets you
should scroll to
0.
Coefficient name
a?
Arrow indicates
direction you ... as the degree of the equation, and input values for each of the coefficients. EQN F F 1 (fx-95MS) F F F 1 (Other Models)
k Quadratic and Cubic Equations
Quadratic Equation: ax2 + bx + c = ...
User Guide - Page 28
... enter the SD Mode when you want to perform statistical calculations using the key sequence shown below.
S
• Input data is indicated on the display (n value).
54 S 51 S 55 S 53 S S 54 S 52 S
Sample Standard Deviation (σnҀ1) = 1.407885953
A X 3 =
26 tions noted nearby. SD F 2 (fx-95MS) F F 1 (Other Models)
• Always start data input with...
User Guide - Page 29
...to be able to scroll through data you
want . Population Standard Deviation (σn) = 1.316956719 Arithmetic Mean (o) = 53.375 Number of Data (n) = 8 Sum of Values (Σx) = 427 Sum of...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. •...
User Guide - Page 30
REG F 3 (fx-95MS) F F 2 (Other Models)
• Entering the REG Mode displays screens like the ones shown below. L i n Log Ex p
1 23
re
...Changing to another mode Changing the regression type (Lin, Log, Exp, Pwr, Inv, Quad)
Regression Calculations
REG
Use the F key to perform statistical calculations using regression.
Press 1 if you want to enter the REG Mode when you just input.
User Guide - Page 37
... stack has 10 levels and the command stack has 24 levels. * 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 exceeded. • Matrix calculations use up to two levels of the matrix stack. A stack...
User Guide - Page 40
... become large. (This is also true of internal consecutive calculations that battery power is low. Power Supply (fx-95MS only)
Users of other models should refer to become dim. * For a single calculation, calculation error is ±1 at the 10th digit. (In the case of exponential display, calculation error is ±1 at the last significant digit.) Errors...
User Guide - Page 41
... the description of flashing cursor. Owners of the fx-912MS should refer to turn power back on. u Auto Power Off
Calculator power automatically turns off . Power Supply: Single AA-size battery (R6P (SUM-3))
Battery Life:
Approximately 17,000 hours continuous display of fx-115MS.
39
Specifications (fx-95MS only)
Users of other models should refer...
Similar Questions
How To Look The Time On Casio Fx 991ms Scientific Display Calculator?
If I want to look my time on this calculator, what have I suppose to do?
If I want to look my time on this calculator, what have I suppose to do?
(Posted by fillemon97shavooli 5 years ago)
How To Find Log Base 2 In Scientific Calculator Casio Fx-991ms
(Posted by trucfr 9 years ago)
How To Store Answers In Memory Of Scientific Calculator Casio Fx- 991ms
(Posted by sregjason 10 years ago)
How To Use Scientific Calculator Casio Fx 991ms
(Posted by dani0tb 10 years ago)
How To Find Square Of A Matrix In Scientific Calculator Casio Fx 991ms
(Posted by sonyhkerryjco 10 years ago)