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# \$6.00(TCO D) A PC manufacturer claims that no more than 2% of their machines are defective. In a random sample of 100 machine

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(TCO D) 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
(TCO D) A PC manufacturer claims that no more than 2% of their machines are defective. In a random sample of 100 machine
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• Posted on Dec 13, 2011 at 11:11:23PM
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Preview: ... b) The probability that he ir she visited a local park, given that the visitor is from the midwest = p2 p2 = 29/464= 0.0625 We have 6.25% probability that he ir she visited a local park, given that the visitor is from the midwest a) The probability that he or she is either from the South or from the West = p1 p1= 1368/2459 + 405/2459 = 0.5563 + 0.1647 = 0.72 We have 72% probabil ...

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