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A fair coin is tossed four times. What is the probability that the number of heads appearing on the first two tosses es equal to the number of heads appearing on the second two tosses?
Statistics and Probability, Statistics
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From a sample of 35 presidential elections - 19 of those have been Republican (R) victories - and 16 have been Democrat (D) victories. I need to know how to construction a 95% confidence interval about the proportion o ...
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Data are collected on the relationship between the number of hours per week practicing a musical instrument and scores on a math test. The line of best fit is as follows: y = 72.5 + 2.8x. What would you predict the score ...
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