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You would like to study the height of students at your university. Suppose the average for...

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Question

Statistics

You would like to study the height of students at youruniversity. Suppose the average for all university students is 67inches with a SD of 18 inches, and that you take a sampleof 19 students from your university.

a) What is the probability that the sample has amean of 61 or less inches?
probability =  

b) What is the probability that the sample has amean between 68 and 71 inches?
probability =  

Note: Do NOT input probability responses aspercentages; e.g., do NOT input 0.9194 as 91.94.

Answer & Explanation Solved by verified expert
4.4 Ratings (786 Votes)
Solution n 18 19 aP 61    See Answer
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