Q1) Lester Hollar is vice president for human resources for the large manufacturing company. In recent years he has noticed the increase in absenteeism that he believes is related to general health of employees. 4 years ago, in the attempt to improve situation, he began fitness program in which employees exercise in their lunch hour. To estimate program, he chosen a random sample of 8 participants and found number of days each was absent in 6 months before exercise program began and in last 6 months. Below are the results. At the 0.05 significance level, can he conclude that number of absences has declined? calculate approximately the *p*-value.

Employee |
Before |
After |

1 |
6 |
5 |

2 |
6 |
2 |

3 |
7 |
1 |

4 |
7 |
3 |

5 |
4 |
3 |

6 |
3 |
6 |

7 |
5 |
3 |

8 |
6 |
7 |

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