teststat |

Test simple hypotheses of whether the mean, median, or variance of a series is equal to a specified value.

Syntax

series_name.teststat(options)

Specify the type of test and the value under the null hypothesis as an option.

Options

mean=number | Test the null hypothesis that the mean equals the specified number. |

med=number | Test the null hypothesis that the median equals the specified number. |

var=number | Test the null hypothesis that the variance equals the specified number. The number must be positive. |

std=number | Test equality of mean conditional on the specified standard deviation. The standard deviation must be positive. |

prompt | Force the dialog to appear from within a program. |

p | Print the test results. |

Examples

smpl if race=1

lwage.teststat(var=4)

tests the null hypothesis that the variance of LWAGE is equal to 4 for the subsample with RACE=1.

Cross-references

See
“Descriptive Statistics & Tests” for a discussion of simple hypothesis tests.

See also
Group::testbtw,
Series::testby.