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A firm's recent records indicate that 4 percent of the computer keyboards produced by an automatic, high-speed machine are defective. If 3 keyboards are randomly selected, what is the probability that none of the keyboards are defective

Sagot :

Answer: [tex]0.8847[/tex]

Step-by-step explanation:

Given

There is 4% chance that the computer keyboards are faulty. So, chances that it is not faulty is 96%

If three keyboards are randomly selected

Probability that none of the keyboards are defective is given by P

[tex]\Rightarrow P=0.96\times 0.96\times 0.96\\\Rightarrow P=(0.96)^3\\\Rightarrow P=0.8847[/tex]

The probability is [tex]0.8847[/tex]

ledgred07

Answer:

0.8847

Step-by-step explanation:

View image ledgred07
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