Name _____________________________ | Date ___________________ |

(Answer ID # 0433224)

1. | _____________________ | Given a data set comprised of 4706 measurements that is bell-shaped with a mean of 469. If 95% of the data lies between 367 and 571 then what is the standard deviation? |

2. | _____________________ | Given a group of data with mean 10 and standard deviation 8, at least what percent of the data will fall between -14 and 10? |

3. | _____________________ | If a group of data has a mean of 23 and a standard deviation of 34, what is the interval that should contain at least 93.8% of the data? |

4. | _____________________ | Given a data set comprised of 2243 measurements that is bell-shaped with a mean of 160. It has a standard deviation of 77. What percentage of the data should lie between 83 and 237? |

5. | _____________________ | Given a group of data with mean 70 and standard deviation 7, at least what percent of the data will fall between 35 and 105? |

6. | _____________________ | Given a data set comprised of 4684 measurements that is bell-shaped with a mean of -190. It has a standard deviation of 28. What percentage of the data should lie between -190 and -134? |

7. | _____________________ | Given a data set comprised of 3883 measurements that is bell-shaped with a mean of 428. If 68% of the data lies between 343 and 513 then what is the standard deviation? |

8. | _____________________ | Given a data set comprised of 2626 measurements that is bell-shaped with a mean of 692. It has a standard deviation of 77. What percentage of the data should lie between 538 and 846? |

9. | _____________________ | If a group of data has a mean of 32 and a standard deviation of 80.4, what is the interval that should contain at least 75% of the data? |

10. | _____________________ | Given a data set comprised of 2915 measurements that is bell-shaped with a mean of 476. It has a standard deviation of 80. What percentage of the data should lie between 236 and 476? |

11. | _____________________ | Given a data set comprised of 4556 measurements that is bell-shaped with a mean of 405. If 68% of the data lies between 331 and 479 then what is the standard deviation? |

12. | _____________________ | If a group of data has a mean of 14 and a standard deviation of 71.2, what is the interval that should contain at least 88.9% of the data? |

13. | _____________________ | Given a data set comprised of 3615 measurements that is bell-shaped with a mean of 495. If 68% of the data lies between 463 and 527 then what is the standard deviation? |

14. | _____________________ | Given a data set comprised of 2635 measurements that is bell-shaped with a mean of 141. It has a standard deviation of 77. What percentage of the data should lie between 141 and 218? |

15. | _____________________ | Given a data set comprised of 3843 measurements that is bell-shaped with a mean of -145. It has a standard deviation of 62. What percentage of the data should lie between -207 and -83? |

16. | _____________________ | Given a group of data with mean 11 and standard deviation 10, at least what percent of the data will fall between 11 and 41? |

17. | _____________________ | If a group of data has a mean of 97 and a standard deviation of 92.8, what is the interval that should contain at least 75% of the data? |

18. | _____________________ | Given a group of data with mean 70 and standard deviation 15, at least what percent of the data will fall between 40 and 100? |