## Errors of observation and their treatment |

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### Contents

Errors of Observation | 9 |

Some Statistical Ideas | 29 |

The median 13 Frequency curves 14 Mea | 57 |

Copyright | |

2 other sections not shown

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### Common terms and phrases

accidental errors accuracy accurate approximately arithmetic mean assume binomial distribution calculated class width column constant deflexions denoted equal error in Q estimate example expansion of q experimental expressed Find the mean follows formula frequency curve frequency distribution Gaussian greatest fractional error Hence histogram known large number law of error least squares line of regression linear mean and standard mean deviation mean value measured quantity median mid-value normal curve normal distribution normal equations normal error curve normal error law normal law number of observations observation will lie obtained Poisson distribution probability of getting probable error probable values rectangle refractive index relative frequency residuals respectively right ascension sample set of data Sheppard's correction standard deviation standard error statistics successive terms suppose systematic errors Table tossing a coin total area unity usually values of xs variable variance Verify weighted mean write