Question: Specifications for a part for a DVD player state that the part should weigh between 24.5 and 25.5 ounces. The process that produces the parts

Specifications for a part for a DVD player state

Specifications for a part for a DVD player state that the part should weigh between 24.5 and 25.5 ounces. The process that produces the parts has a mean of 25.0 ounces and a standard deviation of .25 ounce. The distribution of output is normal. Use Table-A. a.What percentage of parts will not meet the weight specs? (Round your "z" value and final answer to 2 decimal places. Omit the "%" sign in your response.) Percentage of parts % b.Within what values will 99.74 percent of sample means of this process fall, if samples of n= 8 are taken and the process is in control (random)? (Round your answers to 2 decimal places.) Lower value Upper value Table A Areas under the normal curve, o to z z .04 .0160 ,0557 0948 .1331 .1700 4671 4738 .4793 4838 4875 4904 .4927 4945 4959 4969 .4977 4984 4988

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