03/30/21

#### Probability Problems

Question #6:A group of people were asked if they had run a red light in the last year. 159 responded "yes" and 131 responded "no." Find the probability that if a person is chosen at random from...
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05/20/19

#### I need stats help!

You conduct a simulation regarding the studentsâ€™ scores on an test. Our null hypothesis is that the mean score on the test is greater than or equal to 88 points. Your alternative hypothesis is...
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05/20/19

#### Find the chi-square value X 2/L corresponding to a sample size of 17 and a confidence level of 98%.

#### Would some body help me with this question?

A medical equipment industry manufactures X-ray machines. The unit cost c(the cost in dollars to make each X-ray machine) depends on the number of machines made. If x machines are made, then the...
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