1. Provide a written description of the complement of each of the following: a. At least 50 students will purchase a t-shirt from the college bookstore. b. None of the high temperatures in July in Hays, Kansas will reach over 100 degrees.
1. Provide a written description of the complement of each of the following:
a. At least 50 students will purchase a t-shirt from the college bookstore.
b. None of the high temperatures in July in Hays, Kansas will reach over 100 degrees.
2. A researcher recorded the amount of time each patient at a regional medical clinic spent waiting for service during a Wednesday morning. The frequency table at the right summarizes the data collected. First, extend the table to include a relative frequency column. Then, if one of the patients is randomly selected, what is the proabability that the waiting time is less than 15 minutes?
3. Give at least four different symbols that have been used to represent specific statistical measures. Describe what measure each represents. (Hint: use the Insert-Symbols-Symbol option in Excel to find most symbols.)
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