Univariate Data

NZ Level 5

Create and interpret histograms and polygons

Data is represented in a histogram as shown:

Complete the following frequency table:

Score |
Frequency |
---|---|

$21$21 | $\editable{}$ |

$23$23 | $\editable{}$ |

$25$25 | $\editable{}$ |

$27$27 | $\editable{}$ |

$29$29 | $\editable{}$ |

$31$31 | $\editable{}$ |

Easy

Less than a minute

Sign up to try all questions

Plan and conduct surveys and experiments using the statistical enquiry cycle:– determining appropriate variables and measures;– considering sources of variation;– gathering and cleaning data;– using multiple displays, and re-categorising data to find patterns, variations, relationships, and trends in multivariate data sets;– comparing sample distributions visually, using measures of centre, spread, and proportion;– presenting a report of findings

Evaluate statistical investigations or probability activities undertaken by others, including data collection methods, choice of measures, and validity of findings