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LMarieee

  • 3 years ago

.What was E(X), the expected number of bases for Ichiro at a typical at-bat in 2001? During his 2001 MVP season for the Seattle Mariners, Japanese baseball sensation Ichiro Suzuki hit 190 singles, 32 doubles, 10 triples, and 10 home runs in a total of 692 at-bats. The following table arranges these data in terms of the number of bases for a hit, counting 0 bases for the times when he did not get a hit, and 4 bases for home runs. Number of Bases 0 1 2 3 4 Number of Times 450 194 32 5 11 What was E(X), the expected number of bases for Ichiro at a typical at-bat in 2001? If necessa

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  1. LMarieee
    • 3 years ago
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    Someone please answer now. Please hurry /;

  2. sauravshakya
    • 3 years ago
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    |dw:1344049685097:dw|

  3. LMarieee
    • 3 years ago
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    I know the formulas but i don't understand how to use them.

  4. sauravshakya
    • 3 years ago
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    oh sorry not that formula...

  5. sauravshakya
    • 3 years ago
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    |dw:1344049973446:dw|

  6. LMarieee
    • 3 years ago
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    That still doesn't mean anything to me . I don't get it at all.

  7. sauravshakya
    • 3 years ago
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    do u know how to find MEAN of the given data

  8. sauravshakya
    • 3 years ago
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    hey @LMarieee u there?

  9. LMarieee
    • 3 years ago
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    Like in just a set of numbers .. add them up, then divide by how many numbers are given <- I know that .. as in this, idk.

  10. sauravshakya
    • 3 years ago
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    ok then find it and|dw:1344050263100:dw|

  11. sauravshakya
    • 3 years ago
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    got it?

  12. anonymous
    • 3 years ago
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    Number of Bases 0 1 2 3 4 Number of Times 450 194 32 5 11 total at bats \(450+194+32+5+11=692\)

  13. anonymous
    • 3 years ago
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    number of bases \[1\times 194+2\times 32+3\times 5+4\times 11=317\]

  14. anonymous
    • 3 years ago
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    \[E(x)=\frac{317}{692}\] it is late so check my arithmetic

  15. sauravshakya
    • 3 years ago
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    AND THAT IS the MEAN and the answer

  16. LMarieee
    • 3 years ago
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    Oh okay, I get it now. Thank you both. Wait .. I dont divide 692 into 317 right? i just keep it as is?

  17. anonymous
    • 3 years ago
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    depends on whether you want a decimal or a fraction

  18. LMarieee
    • 3 years ago
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    Alright then, thank you (:

  19. sauravshakya
    • 3 years ago
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    WELCOME

  20. anonymous
    • 3 years ago
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    you could say \(.458\) rounded

  21. LMarieee
    • 3 years ago
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    No, I think i just need it fraction form. Thanks once again

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