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Assignment Help Basic Statistics
##### Reference no: EM1393207

Question 1

Design a 95 percent confidence interval for the proportion of defectives in a large lot, if a sample of 200 showed 12 defectives.

Question 2

The prices of 23" TV sets sampled by a consumer guide were as follows: \$400, \$600, \$550, \$450, \$700, \$500, and \$650. Build a 98 percent confidence interval for the mean.

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