Twelve questions with every data set written out as a list, since there are no charts anywhere: a median that falls between two values and belongs to…
12 questions • Zestly
• A student records her daily study times in minutes for one week: 30, 45, 30, 60, 30, 45, 90. What is the mean of this data set, to the…
• A small business records its daily sales for five days, in units sold: 100, 120, 100, 150, 110. What are the mode and the range of this…
• A group of five employees earns the following hourly wages: 15, 15, 18, 20, 100. Why is the mean a misleading measure of central tendency…
• A class of 4 students has a mean test score of 80. If a 5th student joins the class and scores 90, what is the new mean score for the class?
• A delivery driver records the number of packages left at a depot on six days: 12, 9, 15, 11, 20, 13. What is the median number of packages?
• A box contains 3 red marbles, 2 blue marbles, and 5 green marbles. If you pick one marble at random, what is the probability of picking a…
• A jar contains 20 marbles: 5 are yellow, 10 are white, and 5 are black. What is the probability that a randomly selected marble is NOT…
• You have a bag with 4 blue chips and 6 red chips. You draw one chip, put it back, and then draw a second chip. What is the probability of…
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