Question

Asked Feb 9, 2020

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Consider the data in the following frequency distribution. Assume the data represent a population.

Class | Frequency |

2-6 | 2 |

7-11 | 3 |

12-16 | 4 |

17-21 | 1 |

For the above data compute the following.

a) The mean

b) Variance

Step 1

Given that,

Assume the data as a population:

class |
frequency |

2-6 |
2 |

7-11 |
3 |

12-16 |
4 |

17-21 |
1 |

Step 2

Step 3

...

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