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The scores of health care quality as calculated by a professional risk management company are listed for selected states. 118.2 114.6 113.1 111.9 110.0 108.8 108.3 107.7 107.0 106.7 105.3 103.7 103.2 102.8 101.6 99.8 98.1 96.6 95.7 93.6 92.5 91.0 90.0 87.1 83.1 a) By an appropriate rule (<50), organize the data in a frequency distribution [5] b) Prove that Q D P Median 2 5 50 = = = [12] c) What is the relationship among its coded...
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In the manufacturing of a new Samsung Galaxy smartphone, there is a quality control step comprised of two tasks where a factory worker checks for cracks in in the glass front and fixes them (Task 1) and another worker applies a polish and protection solvent the glass front surface (Task 2). Task 1 must happen prior to task 2 in this process. The time it takes for each worker to perform their respect task are exponential random variables with average...
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Given that x is a normally distributed random variable with a mean of 50 and a standard deviation of 5, find the following:a. P(55<x<62)

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$\underline{\text { Question } 3 .}$The following returns were realized on an investment over a 5 -year period.$$ \begin{array}{lccccl} \text { Year } & 1 & 2 & 3 & 4 & 5 \\ \text { Rate of Return } & .10 & .22 & .06 & -.05 & .20 \end{array} $$1. Compute the mean and median of the returns.2. Compute the geometric mean.3. Which one of the three statistics computed in parts (a) and (b) best describes the return...
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Suppose there are 100 students in your accounting class, 10 of whom are left-handed. Two students are selected at random.a) Draw a probability tree and insert the probabilities for each branch.b) What is the probability of the following events?c) Both are right-handed.d) Both are left-handed.e) One is right-handed and the other is left-handed.f) At least one is right-handed

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Statistic

Recall the pre-lab candy situation consider: two unopened bags of candy (one Skittles the other M&M's). The manufacturers state the distribution of coloured candies is:M&M'S MILK CHOCOLATE: 25% blue, 19% orange, 16% green, 14% yellow, 14% red, 12% brown.SKITTLES: colours are reportedly distributed evenly, meaning each colour (red, orange, green, blue, yellow, and purple) has a probability of 16 Assume that both of these unopened bags have the same number of candies. If they are opened and mixed, and one candy is randomly...