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Statistics Resources

The mean credit card debt for a 30 year old male living in NYC is approximately normally distributed with a mean debt of $9468 and a standard deviation of $1245. (For parts a thru c) What is the probability...

The operations manager of a large production plant would like to estimate the mean amount of time a worker takes to assemble a new electronic component. Assume that the standard deviation of this...

Top sales executives, Alissa and Emilia came up with kiwi passion fruit cookie company. The machine fills each package cookies so that they have an average weight of 32 ounces with a variance of 0...

in the U.S, the average IQ is 100 with a standard deviation of 13. What percentage of the population score above an 80? How do I solve this? and how does it differ from measuring a lower iq opposed...