Batting Averages for 15 Dodgers Players:	Batting Averages for 15 Astros Players:
0.249	0.277
0.278	0.278
0.258	0.294
0.264	0.279
0.297	0.319
0.254	0.257
0.306	0.27
0.254	0.172
0.165	0.311
0.338	0.235
0.27	0.259
0.242	0.26
0.215	0.211
0.215	0.304
0.169	0.176

1. Using the data provided, what is the mean for the "batting average" of the 15 Dodgers players? Round your answer to three decimal places.

2. Using the data provided, what is the variance of the "batting average" for the 15 Dodgers players? Round your answer to three decimal places.

3. Using the data provided, what is the standard deviation of the "batting average" for the 15 Dodgers players? Round your answer to three decimal places.

4. Using the data provided, what is the mean "batting average" for the 15 Astros players? Round your answer to three decimal places.

5. Using the data provided, what is the variance of the "batting average" for the 15 Astros players? Round your answer to three decimal places.

6. Using the data provided, what is the standard deviation of the "batting average" for the 15 Astros players? Round your answer to three decimal places.

7. Which team seems to have more variability, the Astros or the Dodgers? (careful: they're very close!)

8. Which team has the higher mean?

9.

your table for calculations should look something like this: Show the calculation of the variance and SD for both groups.

	X	X-M	(X-M)2