A survey of all 35 employees at a small company of them like the recent changes to the company’s benefits. Is this percentage a parameter or a statistic and why? Statistic as it represents the population Parameter as it represents the sample Parameter as it represents the population Statistic as it represents the sample […]
Thirty-five percent of US adults have little confidence in their cars. You randomly select ten US adults. Find the probability that the number of US adults who have little confidence in their cars is (1) exactly six and then find the probability that it is (2) more than 7. (1) 0.021 (2) 0.005 (1) 0.069 […]
In a normally distributed data set of how long customers stay in your store, the mean is 50.3 minutes and the standard deviation is 3.6 minutes. Within what range would you expect 95% of your customers to stay in your store? 46.7-53.9 39.5-61.1 48.5-52.1 43.1-57.5 Looking for a Similar Assignment? Order now and Get […]
In a normally distributed data set with a mean of 22 and a standard deviation of 4.1, what percentage of the data would be between 17.9 and 26.1? 99.7% based on the Empirical Rule 68% based on the Empirical Rule 68% based on the histogram 95% based on the Empirical Rule Looking for a […]
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