Confidence interval of the true mean score
A study of 35 golfers showed that their average score upon a specific course was 92. The standard deviation of population is 5. Determine the 90% confidence interval of the true mean score for all golfers
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A baseball player is asked to swing at the pitches in sets of four. The player swings at 100 sets of 4 pitches. The probability distribution for making a particular number of hits is given below. Determine the mean for this discrete probability di
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Most weather forecasters protect themselves very well by attaching probabilities to their forecasts, such as "The probability of rain today is 40%." Then, if specific forecast is incorrect, you're expected to attribute the error to the random beha
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Estimate the linear regression of weekly sales on aptitude test scores. Interprest the estimated slope of the regression line.
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