Name _____________________________ | Date ___________________ |

(Answer ID # 0679300)

1. | _____________________ | Given a group of data with mean 40 and standard deviation 14, at least what percent of the data will fall between -16 and 96? |

2. | _____________________ | Given a data set comprised of 2851 measurements that is bell-shaped with a mean of 421. It has a standard deviation of 9. What percentage of the data should lie between 403 and 439? |

3. | _____________________ | If a group of data has a mean of -23 and a standard deviation of 92.8, what is the interval that should contain at least 88.9% of the data? |

4. | _____________________ | Given a data set comprised of 4132 measurements that is bell-shaped with a mean of -481. It has a standard deviation of 6. What percentage of the data should lie between -499 and -463? |

5. | _____________________ | Given a data set comprised of 2742 measurements that is bell-shaped with a mean of 568. It has a standard deviation of 13. What percentage of the data should lie between 529 and 607? |

6. | _____________________ | Given a group of data with mean 11 and standard deviation 7, at least what percent of the data will fall between -24 and 46? |

7. | _____________________ | Given a data set comprised of 2807 measurements that is bell-shaped with a mean of 257. If 68% of the data lies between 201 and 313 then what is the standard deviation? |

8. | _____________________ | Given a data set comprised of 4851 measurements that is bell-shaped with a mean of 682. If 95% of the data lies between 490 and 874 then what is the standard deviation? |

9. | _____________________ | If a group of data has a mean of 58 and a standard deviation of 46.4, what is the interval that should contain at least 75% of the data? |

10. | _____________________ | Given a data set comprised of 3773 measurements that is bell-shaped with a mean of 121. It has a standard deviation of 55. What percentage of the data should lie between 11 and 231? |

11. | _____________________ | If a group of data has a mean of 17 and a standard deviation of 91.6, what is the interval that should contain at least 75% of the data? |

12. | _____________________ | Given a data set comprised of 1986 measurements that is bell-shaped with a mean of 624. If 68% of the data lies between 580 and 668 then what is the standard deviation? |

13. | _____________________ | Given a data set comprised of 4495 measurements that is bell-shaped with a mean of 915. It has a standard deviation of 99. What percentage of the data should lie between 816 and 1014? |

14. | _____________________ | Given a group of data with mean -3 and standard deviation 10, at least what percent of the data will fall between -33 and 27? |

15. | _____________________ | If a group of data has a mean of -34 and a standard deviation of 62.9, what is the interval that should contain at least 88.9% of the data? |

16. | _____________________ | Given a data set comprised of 3659 measurements that is bell-shaped with a mean of -693. It has a standard deviation of 38. What percentage of the data should lie between -769 and -617? |

17. | _____________________ | Given a data set comprised of 4196 measurements that is bell-shaped with a mean of 637. If 68% of the data lies between 593 and 681 then what is the standard deviation? |

18. | _____________________ | Given a group of data with mean 60 and standard deviation 9, at least what percent of the data will fall between 60 and 96? |