# Question

Team batting averages for major league baseball in 2005 are represented below. Find the variance and standard deviation for each league. Compare the results.

NL AL

0.252–0.256 4 0.256–0.261 2

0.257–0.261 6 0.262–0.267 5

0.262–0.266 1 0.268–0.273 4

0.267–0.271 4 0.274–0.279 2

0.272–0.276 1 0.280–0.285 1

Find the variance and standard deviation.

NL AL

0.252–0.256 4 0.256–0.261 2

0.257–0.261 6 0.262–0.267 5

0.262–0.266 1 0.268–0.273 4

0.267–0.271 4 0.274–0.279 2

0.272–0.276 1 0.280–0.285 1

Find the variance and standard deviation.

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