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Statistics

Dive into the realm of statistical methods and analyses, covering everything from probability and data collection to descriptive and inferential statistics. This subject is crucial in making informed decisions based on data.

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The number of claims that an insurance company receives per week is a random variable with the Poisson distribution? A random sample of 120 students has a test score average with a standard deviation of 11.4 Find the margin of error if c equals 0.90? What if its two medians? What is the probability of rolling a number less than 5 AND an odd number on one die? What is the probability of throwing dice in the order of 1 2 and 6? What is the probability of a month with 28 days in a non presidential year? How does sample size affect the margin of error? How can you find the mean of grouped data? In a bar graph which side is the horizontal scale on? What is the probability that if 4 letters are typed no letters are repeated? What are the similarities between a bar graph and a dot plot? What can you say about the correlation coefficient and the correlation description when the points lie exactly on vertical or horizontal line? What is the mode of these numbers 16 17 19 19 19 22 22 22 24 24? Why is it that there is a jagline in a histogram? What is the probability that exactly 2 have some kind of defect? How many ways can 2 cars and 4 trucks be selected from 11 cars and 7 trucks to be tested for a safety inspection? If you toss three coins what is the probability that two coins will be heads up? What does meastly mean? If you have mid-cycle spotting does that mean you have ovulated or are ovulating then? It is best to isolate the material quantity variance when the materials are purchased?