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u
Q
1
Function: Returns the first quartile of the elements in a list.
Syntax: Q
1
(List-1[, List-2] [
)
]
• “List-2” specifies the frequency of each element in “List-1”.
Example: To determine the first quartile of the elements in the list {1, 2, 3, 4, 5}
Menu Item: [Action][List-Calculation][Q
1
]
Example: To determine the first quartile of the elements in the list {1, 2, 3, 4}, whose
respective frequencies are {4, 3, 2, 1}
Menu Item: [Action][List-Calculation][Q
1
]
u
Q
3
Function: Returns the third quartile of the elements in a list.
Syntax: Q
3
(List-1[, List-2] [
)
]
• “List-2” specifies the frequency of each element in “List-1”.
Example: To determine the third quartile of the elements in the list {1, 2, 3, 4, 5}
Menu Item: [Action][List-Calculation][Q
3
]
Example: To determine the third quartile of the elements in the list {1, 2, 3, 4}, whose
respective frequencies are {4, 3, 2, 1}
Menu Item: [Action][List-Calculation][Q
3
]
u
percentile
Function: Finds the
n
th percentile point in a list.
Syntax: percentile ( list, number )
Percentile = (minimum) + (maximum − minimum) × number where number is %.
u
stdDev
Function: Returns the sample standard deviation of the elements in a list.
Syntax: stdDev (List [
)
]
Example: To determine the sample standard deviation of the elements in the list {1, 2, 4}
Menu Item: [Action][List-Calculation][stdDev]
2-8-27
Using the Action Menu