### Home > CCA2 > Chapter 9 > Lesson 9.2.2 > Problem 9-65

9-65.

In an effort to determine the amount of food a male yellow-billed magpie eats in a day, a sample of

mean:

Sample standard deviation:

Note that we divide by because this is a sample.

9-65.

In an effort to determine the amount of food a male yellow-billed magpie eats in a day, a sample of

mean:

Sample standard deviation:

Note that we divide by because this is a sample.