Question: Activity 3 Application: An engineering company manufactures strain gauges. The com plany claims that their manufacturing process produces a defective device only 10 %

Activity 3 Application: An engineering company manufactures strain gauges. The com plany

Activity 3 Application: An engineering company manufactures strain gauges. The com plany claims that their manufacturing process produces a defective device only 10 % of the time. A sample of 200 gauges is selected for testing. 1. Compute the mean and standard deviation for the number of defective guages you would get in a sample of this size. 2. What's the probabilty of getting between 16 and 24 defective gauges? 3. What's the probability of getting more than 28 defective gauges in this sample? 4. You find that there are 28 defective gauges in your sample. What can you say regarding the manufacturer's claim?

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