JoVE Logo
АВТОРЫ
СВЯЖИТЕСЬ С НАМИ

Войдите в систему

Core - Statistics

    Chapter 5

    Measures of Relative Standing

    5.1 : Review and Preview01:10

    5.1 : Review and Preview

    In statistics, several tools are used to interpret the data. Measures of central tendency represent the characteristics of the data, such as mean, median, ...

    6.9K viewsFree Sample
    5.2 : Introduction to <em>z</em> Scores01:06

    5.2 : Introduction to z Scores

    A z score (or standardized value) is measured in units of the standard deviation. It tells you how many standard deviations the value x is above (to the ...

    9.0K viewsFree Sample
    5.3 : <em>z</em> Scores and Unusual Values01:07

    5.3 : z Scores and Unusual Values

    The z score is one of the three measures of relative standing. It describes the location of a value in a dataset relative to the mean. z scores are ...

    9.3K viewsFree Sample
    5.4 : Percentile01:18

    5.4 : Percentile

    A percentile indicates the relative standing of a data value when data are sorted into numerical order from smallest to largest. It represents the ...

    6.5K viewsFree Sample
    5.5 : Quartile01:15

    5.5 : Quartile

    Quartiles are numbers that separate the data into quarters. Quartiles may or may not be part of the data. To find the quartiles, first, find the median or ...

    4.1K viewsFree Sample
    5.6 : 5-Number Summary01:04

    5.6 : 5-Number Summary

    In a dataset, the 5-number summary includes the minimum data value, the data value of the first quartile, the median data value or data value of the ...

    4.2K viewsFree Sample
    5.7 : Boxplot01:12

    5.7 : Boxplot

    Box plots (also called box-and-whisker plots or box-whisker plots) give an excellent graphical image of the concentration of the data. They also show how ...

    7.9K viewsFree Sample
    5.8 : What Are Outliers?01:12

    5.8 : What Are Outliers?

    Outliers are observed data points that are far from the least squares line. They have unusual values and need to be examined carefully. Though an outlier ...

    3.6K viewsFree Sample
    5.9 : Modified Boxplots00:57

    5.9 : Modified Boxplots

    A standard box and whisker plot informs us about the spread of the data in a given sample. One can identify the minimum value, maximum value, first ...

    9.1K viewsFree Sample
    JoVE Logo

    Конфиденциальность

    Условия эксплуатации

    Политика

    СВЯЖИТЕСЬ С НАМИ

    РЕКОМЕНДОВАТЬ БИБЛИОТЕКЕ

    НОВОСТИ JoVE

    Исследования

    Образование

    АВТОРЫ

    Библиотекарь

    О JoVE

    Авторские права © 2025 MyJoVE Corporation. Все права защищены