DA1 Quiz 1

2. The number of miles a truck is driven before it is overhauled is an example of a(n) _____________ variable.
4. An observation separated from the rest of the data is a(n) ___________
6. A(n) ____________ variable can have values that indicate into which of several categories of a population it belongs.
8. Statistical ____________ refers to using a sample of measurements and making generalizations about the important aspects of a population.
10. If two events are independent, we can _____________ their probabilities to determine the intersection probability.
12. As the coefficient of variation increases, risk ______________.
14. If the mean is greater than the median, then the distribution is skewed to the __________.

1. A(n) ____________ probability is the probability that one event will occur given that we know that another event already has occurred
3. A measure of the chance that an uncertain event will occur is called ___________.
5. A plot of the values of two variables is a _____ plot.
7. The number of measurements falling within a class interval is called the ______
9. A ____________ is a subset of the units in a population
10. The coefficient of variation is a quantity that measures the variation of a population or sample relative to its ______.
11. If there are 130 values in a data set, the number of classes that should be created for a frequency histogram is _________.
13. A manager has just received the expense checks for six of her employees. She randomly distributes the checks to the six employees. What is the probability that exactly five of them will receive the correct checks (checks with the correct names)?