1)A sample of 123 randomly selected students found that the proportion of the students planning to travel home for Thanksgiving is 0.76. What is the
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1)     A sample of 123 randomly selected students found that the proportion of the students planning to

travel home for Thanksgiving is 0.76. What is the standard deviation of the sampling distribution? Round to 3 decimal digits.


2) A manufacturing process has acceptance limits 100 +or-3. A recent sample produced the measurement in file DATA. Assuming normal distribution, what percentage of the population does not meet the acceptance limits.

100.896 100.722 101.110 100.319 99.266 101.104 99.769 99.228 98.805 99.568 99.339 99.585 101.680 99.903 99.604 100.550 98.260 100.078 98.515 98.010 101.011 98.809 98.522 100.177 101.138 100.055 99.566 100.500 100.159 100.835 100.075 99.347 101.199 99.749 99.327 98.384 101.632 101.176 99.874 99.879 98.219 101.103 100.066 100.399 102.906 100.808 98.304 99.527 98.534 99.898

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