Construct a 95% confidence interval for the population variance 
if a sample of size 25 has standard deviation s=15.
What will be an ideal response?
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?The milling operation shown here is known as ____.
A. ?laser cutting B. ?thermal cutting C. ?climb milling D. ?induced fracture cutting
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The ________ is the first screen displayed on an Internet based service information site when you start
A) Log-on screen B) Log-on page C) Base page D) Home screen
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Digital systems respond to voltage levels that change abruptly between two levels (high and low)
Indicate whether the statement is true or false
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The most important design criterion for a retaining ring is:
A. the ability to do the job B. cost of installation C. the permanence of the ring itself D. whether or not a groove is required
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