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# \$6.00A PC manufacturer claims that no more than 2% of their machines are defective. In a random sample of 100 machines, it is

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A PC manufacturer claims that no more than 2% of their machines are defective. In a random sample of 100 machines, it is found that 4.5% are defective. The manufacturer claims this is a fluke of the sample. At a .02 level of significance, test the manufacturer's claim, and explain your answer.

 Test and CI for One Proportion Test of p = 0.02 vs p > 0.02 Sample X N Sample p 98% Lower Bound Z-Value P-Value 1 4 100 0.040000 0.000000 1.43 0.077

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\$6.00
A PC manufacturer claims that no more than 2% of their machines are defective. In a random sample of 100 machines, it is
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• Posted on Dec. 13, 2011 at 06:26:54AM
A:
Preview: ... o more than 2% of their machines are defective. In a random sample of 100 machines, it is found that 4.5% are defective. The manufacturer claims this is a fluke of the sample. At a .02 level of significance, test the manufacturer's claim, and explain your answer. ...

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