Name _____________________________ | Date ___________________ |

(Answer ID # 0821202)

1. | _____________________ | Given a data set comprised of 4564 measurements that is bell-shaped with a mean of 179. It has a standard deviation of 90. What percentage of the data should lie between 89 and 269? |

2. | _____________________ | If a group of data has a mean of 85 and a standard deviation of 10, what is the interval that should contain at least 93.8% of the data? |

3. | _____________________ | Given a data set comprised of 2509 measurements that is bell-shaped with a mean of 254. If 99.7% of the data lies between 233 and 275 then what is the standard deviation? |

4. | _____________________ | Given a group of data with mean -3 and standard deviation 8, at least what percent of the data will fall between -27 and 21? |

5. | _____________________ | Given a data set comprised of 3266 measurements that is bell-shaped with a mean of 417. If 95% of the data lies between 363 and 471 then what is the standard deviation? |

6. | _____________________ | Given a group of data with mean 40 and standard deviation 14, at least what percent of the data will fall between -2 and 82? |

7. | _____________________ | Given a data set comprised of 5361 measurements that is bell-shaped with a mean of -263. It has a standard deviation of 69. What percentage of the data should lie between -332 and -194? |

8. | _____________________ | Given a data set comprised of 3773 measurements that is bell-shaped with a mean of 651. It has a standard deviation of 57. What percentage of the data should lie between 651 and 822? |

9. | _____________________ | If a group of data has a mean of 1 and a standard deviation of 96, what is the interval that should contain at least 93.8% of the data? |

10. | _____________________ | Given a data set comprised of 4512 measurements that is bell-shaped with a mean of 357. It has a standard deviation of 45. What percentage of the data should lie between 222 and 492? |

11. | _____________________ | Given a group of data with mean 70 and standard deviation 14, at least what percent of the data will fall between 28 and 112? |

12. | _____________________ | Given a data set comprised of 5310 measurements that is bell-shaped with a mean of 756. It has a standard deviation of 78. What percentage of the data should lie between 756 and 912? |

13. | _____________________ | If a group of data has a mean of 41 and a standard deviation of 22.5, what is the interval that should contain at least 93.8% of the data? |

14. | _____________________ | Given a data set comprised of 4314 measurements that is bell-shaped with a mean of 720. If 99.7% of the data lies between 684 and 756 then what is the standard deviation? |

15. | _____________________ | Given a data set comprised of 4513 measurements that is bell-shaped with a mean of -404. It has a standard deviation of 33. What percentage of the data should lie between -470 and -338? |

16. | _____________________ | If a group of data has a mean of 68 and a standard deviation of 35.7, what is the interval that should contain at least 88.9% of the data? |

17. | _____________________ | Given a group of data with mean 27 and standard deviation 5, at least what percent of the data will fall between 17 and 37? |

18. | _____________________ | Given a data set comprised of 5147 measurements that is bell-shaped with a mean of 383. If 99.7% of the data lies between 194 and 572 then what is the standard deviation? |