Casio classpad 330 3.04 Manual De Usuario

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7-11-1
Distributions 
7-11 Distributions 
Though there are a number of different types of distributions, the one most commonly used is 
the “Normal Distribution”, which is an essential type of distribution for statistical calculations. 
Other types of distributions include the Poisson distribution and geometric distribution. The 
type of distribution used depends on the type of data being handled. 
The shape of a distribution makes it possible to determine trends in data somewhat. You can 
specify a value and calculate the probability that any data value from the distribution is, for 
example, less than the specified value. In other words, you can determine what percent from 
the bottom that data value occurs within the distribution. 
The following is a list of distributions and the description of what each one calculates.
Description
Distribution Name
Calculates the normal probability density for a specified
value.
Calculates the cumulative probability of a normal distribution
between a lower bound and an upper bound.
Calculates the boundary value(s) of a normal cumulative
probability distribution for specified values.
Calculates the Student-
 probability density for a specified
value.
Calculates the cumulative probability of a Student-
distribution between a lower bound and an upper bound.
Calculates the lower bound value of a Student-
 cumulative
probability distribution for specified values.
Calculates the 
2
 probability density for a specified value.
Calculates the cumulative probability of a 
2
 distribution
between a lower bound and an upper bound.
Calculates the lower bound value of a 
2
 cumulative  
probability distribution for specified values.
Calculates the 
 probability density for a specified value.
Normal Distribution
 Distribution
Normal Probability Density
Student-
 Probability  
Density
Student-
 Cumulative 
Distribution
Inverse Student-
 
Cumulative Distribution
Inverse 
2
 Cumulative 
Distribution
Cumulative Distribution
2
 Probability Density
Normal Cumulative 
Distribution
Inverse Normal Cumulative
Distribution
2
 Distribution
 Probability Density
Calculates the cumulative probability of an 
 distribution
between a lower bound and an upper bound.
 Cumulative Distribution
Calculates the lower bound value of an 
 cumulative
probability distribution for specified values.
Inverse 
 Cumulative 
Distribution
 Distribution
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