SIERA stands for the Skill Interactive Earned Run Average. It is used to caculate the statistics of Baseball pitchers. It gives an estimate of the ERA bby calculating the walk, strike out, and ground ball rate.
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∙ 10y agoSiera Casey was born on September 21, 1987.
The mountains
siera
Siera leon
sprite or siera mist
No, it is not.
0.040
sean, zach, siera
siera
Ronoldhino plays in the Italian league Siera A.
Ronoldhino plays in the Italian league Siera A.
Sierra is "mountain" in Spanish, referring to rugged as opposed to smooth terrain. Siera is a surname of the name Sierra. In spanish, it means ''Saw''. See the related link for more information.