# Question: module 8 question 14 the following data are the monthly...

###### Question details

Module 8 Question 14: The following data are the monthly
salaries *y* and the grade point averages *x* for
students who obtained a bachelor's degree in business
administration. Please include work.

GPA |
Monthly Salary
($) |

2.7 | 3,500 |

3.4 | 3,900 |

3.6 | 4,300 |

3.2 | 3,800 |

3.4 | 4,100 |

2.9 | 2,300 |

The estimated regression equation for these data is ŷ = -1,205.2
+ 1,517.2*x* and MSE =304,957.

**a.** Develop a point estimate of the starting
salary for a student with a GPA of 3.0 (to 1 decimal).

$ ___

**b.** Develop a 95% confidence interval for the
mean starting salary for all students with a 3.0 GPA (to 2
decimals).

$ ( ___ , ___ )

**c.** Develop a 95% prediction interval for Ryan
Dailey, a student with a GPA of 3.0 (to 2 decimals).

$ ( ___ , ___ )