HP 39gs Graphing Calculator Manual do Utilizador descarregar pdf (Página 213)

100

101

Lists 16-9

position of the first occurrence is returned. A value of 0 is

returned if there is no occurrence of the specified element.

POS(list, element)

Example

POS ({3, 7, 12, 19},12) returns 3

REVERSE Creates a list by reversing the order of the elements in a

list.

REVERSE(list)

SIZE Calculates the number of elements in a list.

SIZE(list)

Also works with matrices.

ΣLIST Calculates the sum of all elements in list.

ΣLIST(list)

Example

ΣLIST({2,3,4}) returns 9.

SORT Sorts elements in ascending order.

SORT(list)

Finding statistical values for list elements

To find values such as the mean, median, maximum, and

minimum values of the elements in a list, use the Statistics

aplet.

Example In this example, use the Statistics aplet to find the mean,

median, maximum, and minimum values of the elements

in the list, L1.

1. Create L1 with values 88, 90, 89, 65, 70, and 89.

{ 88 90

89 65 70 89

}

HP 39gs English.book Page 9 Wednesday, December 7, 2005 11:24 PM

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