Americans spend an average of 3 hours per day online. If the standard deviation is 32 minutes, find the range in which at least 88.89% of the data will lie. Use Chebyshev’s theorem.
Answer to relevant QuestionsThe average college student produces 640 pounds of solid waste each year. If the standard deviation is approximately 85 pounds, within what weight limits will at least 88.89% of all students’garbage lie? The average full-time faculty member in a post-secondary degree-granting institution works an average of 53 hours per week. a. If we assume the standard deviation is 2.8 hours, what percentage of faculty members work more ...All values of a data set must be within s√ n – 1of the mean. If a person collected 25 data values that had a mean of 50 and a standard deviation of 3 and you saw that one data value was 67, what would you conclude? Which has a better relative position: a score of 75 on a statistics test with a mean of 60 and a standard deviation of 10 or a score of 36 on an accounting test with a mean of 30 and a variance of 16? The average weekly earnings in dollars for various industries are listed below. Find the percentile rank of each value. 804 736 659 489 777 623 597 524 228
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