A study has shown that 20% of all college textbooks have a price of $250 or higher.
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A study has shown that 20% of all college textbooks have a price of $250 or higher. It is known that the standard deviation of the prices of all college textbooks is $50. Suppose the prices of all college textbooks have a normal distribution. What is the mean price of all college textbooks?
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1650 kwh and 320 kwh Let x denote the amount of electric consumpti...View the full answer
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Sagar Kumar
I am Mechanical Engineer with CGPA of 3.98 out of 4.00 from Pakistan. I went to Government Boys Degree College, Sehwan for high school studies.
I appeared in NUST Entrance Exam for admission in university and ranked #516. My mathematics are excellent and I have participated in many math competitions and also won many of them. Recently, I participated in International Youth Math Challenge and was awarded with Gold Honor. Now, I am also an ambassador at International Youth Math Challenge,
I have been teaching when I was in 9th class class year 2012. I have taught students from 6th class to university level.
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