Question: A recent survey of the alumni of a university indicated that the average salary of 10, 000 of its 200, 000 graduates was $130, 000. The $ 130, 000 would be considered a:
Question: The average age of students in a statistics class is 28 years. The 28 years would be considered an example of:
Question: The ages of 20 first graders would be considered:
Question: The annual salaries for all teaching in Ohio would be considered:
Question: Sixteen students are randomly selected from each grade level at a high school and asked about their eating habits. This sampling technique is called:
Question: Cameras are set up to watch an intersection and determine how many cars are let through with each green light interval. This study design would be considered:
Question: Which of the following would be the mean of this data set: 5, 28, 12, 56, 4, 2, 30, 21
Question: Which of the following would be the variance of this population data set: 3, 6, 8, 9, 4, 5, 7, 1, 9, 7, 5, 4, 3, 1
Question: If a data set is right skewed, where would be the mean be in relation to the mode?
Question: In a normally distributed data set with a mean of 24 and a standard deviation of 4.2, what percentage of the data would be between 19.8 and 28.2 and why?
Question: Which data outcomes of the number of customers in line would best support opening another cash register?
Question: In manufacturing, cluster sampling could be used to determine if the machines are operating correctly. Which of the following best describes this type of sampling?
Question: A graph shows a number line with a mark for each data value in the data set above its value. This graphic is most likely to be:
