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### IMSL_STATDATA

IMSL_STATDATA

The IMSL_STATDATA function retrieves commonly analyzed data sets.

The IMSL_STATDATA function retrieves a standard data set frequently cited in statistics text books or in this manual. The following gives the references for each data set:

 Choice References 1 Longley (1967) 2 Anderson (1971, p. 660) 3 Fisher (1936); Mardia et al. (1979, Table 1.2.2) 4 Box and Jenkins (1976, p. 531) 5 Draper and Smith (1981, pp. 629–630) 6 Box and Jenkins (1976, p. 525) 7 Box and Jenkins (1976, pp. 532–533) 8 Robinson (1967, p. 204) 9 Afifi and Azen (1979, pp. 16–22)

## Examples

### Example 1

In this example, IMSL_STATDATA is used to copy the Draper and Smith (1981, Appendix B) data set into X.

`x = IMSL_STATDATA(5)`
`PM, x`
` `
`  7.00000    26.0000    6.00000    60.0000    78.5000`
`  1.00000    29.0000    15.0000    52.0000    74.3000`
`  11.0000    56.0000    8.00000    20.0000    104.300`
`  11.0000    31.0000    8.00000    47.0000    87.6000`
`  7.00000    52.0000    6.00000    33.0000    95.9000`
`  11.0000    55.0000    9.00000    22.0000    109.200`
`  3.00000    71.0000    17.0000    6.00000    102.700`
`  1.00000    31.0000    22.0000    44.0000    72.5000`
`  2.00000    54.0000    18.0000    22.0000    93.1000`
`  21.0000    47.0000    4.00000    26.0000    115.900`
`  1.00000    40.0000    23.0000    34.0000    83.8000`
`  11.0000    66.0000    9.00000    12.0000    113.300`
`  10.0000    68.0000    8.00000    12.0000    109.400`

## Syntax

Result = IMSL_STATDATA(Choice [, /DOUBLE])

## Return Value

An array containing the desired data set is returned.

## Arguments

### Choice

Data set indicator. Below is a list of values for choice.

 Choice Number of Rows Number of Columns Description of Data Set 1 16 7 Longley 2 176 2 Wolfer sunspot 3 150 5 Fisher iris 4 144 1 Box and Jenkins Series G 5 13 5 Draper and Smith Appendix B 6 197 1 Box and Jenkins Series A 7 296 2 Box and Jenkins Series J 8 100 4 Robinson Multichannel Time Series 9 113 34 Afifi and Azen Data Set A

## Keywords

### DOUBLE (optional)

If present and nonzero, double precision is used.

## Version History

 6.4 Introduced

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