What is the power function that models the following table? Use a natural logarithm.

x |
3.45 |
3.99 |
5.43 |
6.14 |
7.36 |

y |
1.32 |
1.93 |
4.80 |
6.87 |
11.93 |

^{2.50}

^{2.92}

^{2.98}

^{2.44}