Casio FX9750GII Support Question
Casio FX9750GII Support Question
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Question posted by Jebcc214 on July 20th, 2014
How To Calculate Standard Deviation Using Casio Fx-9750gii
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Related Casio FX9750GII Manual Pages
User Guide - Page 10
... (Equation)
PRGM (Program)
Use this mode to perform single-variable (standard deviation) and paired-variable (regression) statistical calculations, to perform tests, to ...fx-7400Gɉ only)
RUN • MAT*1 (Run • Matrix)
Description
Use this mode for arithmetic calculations and function calculations, and for calculations involving binary, octal, decimal, and hexadecimal values.
Use...
User Guide - Page 29
...
{menu for paired-variable statistical estimated value, distribution, standard
deviation, variance, and test functions} (all models except fx-7400Gɉ)
• {CONV} ... {metric conversion menu} • {HYP} ... {hyperbolic calculation menu} • {PROB} ... {probability/distribution calculation menu} • {NUM} ... {numeric calculation menu} • {ANGL} ... {menu for angle/coordinate...
User Guide - Page 30
... or hexadecimal is normally calculated automatically from the minimum and maximum values. The dot...as the default number system.
• Depending on the fx-7400Gɉ. Recalling zoom factors • {Xfct}/{Yfct}...} ... {number of data}/{mean}/{sum}/{sum
of squares}/{population standard deviation}/{sample standard deviation}/{minimum value}/{maximum value}
• {Y} ... {paired-variable ...
User Guide - Page 50
... value to extract the {integer}/{fraction} part.
• {Rnd} ... {rounds off the value used for internal calculations to specified digits (0 to 9) (see page 2-2).}
• {GCD} ... {greatest common divisor for... generation in accordance with normal distribution based
on mean ƫ and standard deviation Ʊ}/{random number generation in accordance with binomial distribution based on the...
User Guide - Page 55
... infants less than one year old with a mean body length of 68cm and standard deviation of 8.)
*(E)(PROB)*(RAND)(Norm) 8 68U
RanNorm# (8, 68, 5) (Randomly...) 5 0.5U
*(E)(PROB)*(RAND)(Bin) 5 0.5 3U
* fx-7400GII: (PROB)
I Coordinate Conversion
S Rectangular Coordinates
S Polar Coordinates
• With polar coordinates, Ƨ can be calculated and displayed within a range of -180&#...
User Guide - Page 146
...:F ..........data mode frequency
6-6 x mean 3x sum 3x2 sum of squares
Sx population standard deviation
sx sample standard deviation
n number of data items
minX minimum
Q1 first quartile Med median Q3 third quartile ...When these graphs are displayed, the single-variable calculation results appear as shown to the right when you press (1VAR).
• Use A to scroll the list so you can...
User Guide - Page 154
... data stored in yList 3y ......... The residual of data
stored in the same precedence as the data used as both graphs and parameter values. sample standard deviation of each plot is on the display (see "Displaying Regression Calculation Results" on the display, recall the Setup screen to specify a LIST ("List 1" through "List 26") for...
User Guide - Page 160
... calculations that are the same as the STAT mode distribution function calculation (page 6-38). You can draw a normal probability distribution graph using ...fx-7400GII: (PROB)
(Normalized variate t for 160.5 cm)
(t() @FD DU (Normalized variate t for the data {1, 2, 3}, when the population standard deviation is S = 1.5 and
the population mean is ƫ = 2.
6-20
4. Example
To calculate...
User Guide - Page 161
... using data you input directly on the RUN • MAT (or RUN) mode screen. This calculation is performed in List 2, and
determine the standard deviation and variance
x
Frequency
60
70
80
90
3
5
4
1
1. Press the keys as follows.
*(STAT)(S • Dev)*) (LIST)(List)@ (List)AU
* fx-7400GII: (STAT)(S • Dev)
)(STAT)(Var)*) (LIST)(List)@ (List)AU
* fx-7400GII...
User Guide - Page 162
...Test calculations cannot be performed on the fx-7400GII. The Z Test provides a variety of a country) is known from previous tests. Z
testing is
performed under the conditions below:
test condition (ƫcondition) x ƫ0*, assumed population mean ƫ0 = 0, population standard deviation Ʊ = 1, sample mean M = 1, number of samples n = 2
* "ƫ condition x ƫ0" can use special...
User Guide - Page 163
..., which contains the following pages explain various statistical calculation methods based on the quality and life of sample data fits a certain distribution.
ANOVA (page 6-31)
6-23 It could be used when there are multiple samples. The t Test tests the hypothesis when the population standard deviation is normally
applied to test the carcinogenic effects of...
User Guide - Page 164
... optimized for Data: List setting. 6-24
Displays z score. Two points are different from list data specification. S 1-Sample Z Test
This test is used when the population standard deviation is applied to perform the calculation or draw the graph.
• (CALC) ... Pressing (P) displays the p-value at the bottom of the display without displaying the pointer. •...
User Guide - Page 165
...Save Res] does not save the M1 condition in line 2. Calculation Result Output Example
M1xM2 direction of successes. The 1-Prop Z...
The following key operations from the statistical data list.
(TEST) (Z) (1-P)
6-25 S 2-Sample Z Test
This test is used when the standard deviations for Data: List setting.
• [Save Res] does not save the M condition in line 2. The 2-Sample Z Test...
User Guide - Page 167
...in line 2. S 2-Sample t Test
2-Sample t Test compares the population means when the population standard deviations are different from the statistical data list. (TEST) (t) (2-S)
6-27
Pressing (P) displays the ...
This test uses the hypothesis test for a single unknown population mean when the population
standard deviation is unknown. Calculation Result Output Example
Mx11.3 ..........
User Guide - Page 175
... to your input divided
by 100.
6-35
The most commonly used confidence levels are known.
1-Prop Z Interval calculates the confidence interval for an unknown proportion of successes. 2-Prop Z Interval calculates the confidence interval for the difference between two
population means when the population standard deviations of two samples are 95% and 99%.
The confidence level...
User Guide - Page 176
... uses the number of two samples are different from list data specification. Perform the following key operations from the statistical data list.
(INTR) (Z) (1-P)
6-36 Calculation Result Output Example
S 2-Sample Z Interval
2-Sample Z Interval calculates the confidence interval for the difference between two
population means when the population standard deviations of data to calculate...
User Guide - Page 177
... Interval
1-Sample t Interval calculates the confidence interval for the
defference between the proportion of successes in two populations.
Calculation Result Output Example
S 2-Prop Z Interval
2-Prop Z Interval uses the number of data items to calculate the confidence interval for an unknown population mean when
the population standard deviation is specified using parameter specification.
User Guide - Page 178
... the fx-7400GII.
Student-t cumulative distribution calculates the probability of normal distribution from a distribution being less than a specific value. The t interval is used to ... calculates the confidence interval for the difference between two population means when both population standard deviations are also used, depending on the data type. For example, distribution can calculate...
User Guide - Page 191
... sample 2, "> Ʊ2" specifies one-tail test where sample 1 is
greater than sample 2.)
ƫ0 assumed population mean population standard deviation (Ʊ > 0) Ʊ1 population standard deviation of sample 1 (Ʊ1 > 0) Ʊ2 population standard deviation of sample 2 (Ʊ2 > 0)
List list whose contents you want to use as data (List 1 to 26)
List1 list whose contents you want to...
User Guide - Page 237
... ClrGraph S-Wind Auto {1, 2, 3} m List 1 {1, 2, 3} m List 2 S-Gph1 DrawOn, Scatter, List 1, List 2, 1, Square = DrawStat
I Using Distribution Graphs in a program.
• To draw a normal cumulative distribution graph DrawDistNorm , [,S, ƫ]
Population mean*1 Population standard deviation*1 Data upper limit Data lower limit
*1 This can be omitted. Linear
Logarithmic Regression...
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