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Out of 190 CD's tested, 26 are defective. Estimate the number of CD's in a batch of 1000. PLZZZZZZ HELP MEEEE!!!!

Out of 190 CD's tested, 26 are defective. Estimate the number of CD's in a batch of 1000. PLZZZZZZ HELP MEEEE!!!!
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Out of 190 CD's tested, 26 are defective. Estimate the number of CD's in a batch of 1000. PLZZZZZZ HELP MEEEE!!!!

User Patrikf
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1 Answer

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26/190 ≈ 30/200 = 3/20 3/20 • 1000 = 3000/20 = 300/2 = 150 CDs
User Pavel Orekhov
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User Seramme
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Out of 190 CDs tested, 26 are defective. Estimate the number of defective CDs in a batch of 1000.
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