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Assume that 80% of the adult population in the United States has tasted either Coke or Pepsi. For a sample of 250 adults, How many would you expect to have tasted either Coke or Pepsi? Whats the variance?
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Parametric and Nonparametric Data Identification Assignment
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a box stored in a warehouse contains 100 units of a specific part of which 10 are defective and 90 are non defective. three parts are selected without replacement. construct a tree diagram representing the sample space.
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bagaimna cara membuat kontur plot dengan program SAS? apakah multikolinieritas dapat diabaikan jika model tidak di uji?
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32. The operations manager of a toll booth located at a major exit of a state turnpike is trying to estimate the average number of vehicles that arrive at the toll booth during a 1-minute period during the peak of rush-hour traffic. In an effort to estimate this average throughput value, he...
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"Assume that blood pressure readings are normally distributed with a mean of 122"
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Individual Assignment: Construct Development, Scale Creation, and Process Analysis Assignment Part I: Construct Development and Scale Creation Choose a construct you would like to measure. Create an operational definition of your construct using at least three peer-reviewed...
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1.The power of a test is measured by its capability of
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http://answers.yahoo.com/question/index?qid=20090325182142AA61UQ7
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12% of those eligible for jury duty are left handed. Among 250 people selected for jury duty, 25 (0r 10%) are lefties. find the probability of getting at most 25 lefties assuming that they are chosen with a process designed to yield a 12% rate of lefties.
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- 1. A school administrator wonders if students whose first language is not English score differently on the math portion of the sat exam than students whose first language is English. The mean SAT math score of students whose first language is english is 516 on the basis of data obtained from the college board. A simple random sample of 20 students whose first language is not English result in a sample mean SAT math score of 522. SAT math score are normally distributed with a population standard deviation of 114. Why is it necessary for SAT math scores to be normally distributed to test the hypothesis?
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