Test2Solutions1Spring

Test2Solutions1Spring - Statistics Test #2 (Chapters 7-13)...

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Y - Statistics Test #2 (Chapters 7-13) Show Work or Explain Answers for partial credit. 1. Ceramics engineers are testing a new formulation for the materialused to make insulatom p- They will try baking th-t four different temperatures, followed by either slo@apid cooling. They want to try eve- . . of the baking and cooling options tomy to break during adverse weather conditions. a. What are the experimental units? b. How many factors are there? @ c. How many levels are there for each factor? d. How many Featments are there? & J cTd4L rTrh-3 e r*+li 4 f C~P+ 'BC 4wp1 j srou, torrpt/S~ ,&,.p 31 +M 4JJw e. What is the response variable?
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2. Sam is preparing sweet potato pies as his dessert for Thanksgiving. The store he shops at sells six sweet potatoes in a bag He has found that each ban will contain 0.1 &bad sweet potatoes. Based on experience he e- be -s has, one bad SW- the US and bad sweet pdtatoa in the rest. Conduct a simulation to estimate how many bags Sam will have to purchase to have three dozen good sweet potatoes. a. Describe how you will use a random number table to conduct this simulation b. Show 2 trials by clearly labeling the random number table given below. Speclfy the outcome for each trial the box below. c. State your conclusion.
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3. Researchers who wanted to see if drinking grape juice could help people lower their blood pressure got
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Test2Solutions1Spring - Statistics Test #2 (Chapters 7-13)...

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