Name _____________________________ | Date ___________________ |

(Answer ID # 0175450)

1. | _____________________ | Given a group of data with mean 60 and standard deviation 15, at least what percent of the data will fall between 15 and 105? |

2. | _____________________ | Given a group of data with mean 41 and standard deviation 7, at least what percent of the data will fall between 27 and 55? |

3. | _____________________ | Given a data set comprised of 4113 measurements that is bell-shaped with a mean of -935. It has a standard deviation of 41. What percentage of the data should lie between -976 and -894? |

4. | _____________________ | Given a data set comprised of 3647 measurements that is bell-shaped with a mean of 122. It has a standard deviation of 55. What percentage of the data should lie between -43 and 122? |

5. | _____________________ | Given a data set comprised of 3110 measurements that is bell-shaped with a mean of 436. If 95% of the data lies between 276 and 596 then what is the standard deviation? |

6. | _____________________ | Given a data set comprised of 5334 measurements that is bell-shaped with a mean of 682. If 99.7% of the data lies between 610 and 754 then what is the standard deviation? |

7. | _____________________ | If a group of data has a mean of -84 and a standard deviation of 80.7, what is the interval that should contain at least 88.9% of the data? |

8. | _____________________ | If a group of data has a mean of 5 and a standard deviation of 51, what is the interval that should contain at least 93.8% of the data? |

9. | _____________________ | Given a data set comprised of 5373 measurements that is bell-shaped with a mean of 820. It has a standard deviation of 41. What percentage of the data should lie between 697 and 820? |

10. | _____________________ | Given a group of data with mean -45 and standard deviation 15, at least what percent of the data will fall between -120 and 30? |

11. | _____________________ | Given a data set comprised of 4103 measurements that is bell-shaped with a mean of 256. It has a standard deviation of 94. What percentage of the data should lie between -26 and 256? |

12. | _____________________ | If a group of data has a mean of 5 and a standard deviation of 46.8, what is the interval that should contain at least 93.8% of the data? |

13. | _____________________ | Given a data set comprised of 4292 measurements that is bell-shaped with a mean of 915. It has a standard deviation of 13. What percentage of the data should lie between 876 and 915? |

14. | _____________________ | If a group of data has a mean of 67 and a standard deviation of 5.9, what is the interval that should contain at least 88.9% of the data? |

15. | _____________________ | Given a data set comprised of 5233 measurements that is bell-shaped with a mean of 613. If 95% of the data lies between 459 and 767 then what is the standard deviation? |

16. | _____________________ | Given a data set comprised of 5139 measurements that is bell-shaped with a mean of -321. It has a standard deviation of 17. What percentage of the data should lie between -372 and -321? |

17. | _____________________ | Given a group of data with mean 60 and standard deviation 6, at least what percent of the data will fall between 30 and 90? |

18. | _____________________ | Given a data set comprised of 2955 measurements that is bell-shaped with a mean of 760. If 99.7% of the data lies between 523 and 997 then what is the standard deviation? |