What is the average range of hearing for a 12 year old?

How analyze age in stata? Is probability always positive? Which ordered pair replacement would make the following relation a function? What is the probability of spinning a number greater than 5 or less than on this spinner? Is the Symbol for the population standard deviation? Is number of people a discrete variable? When would you use a pie chart rather than a bar chart? Where are the Dependent and independent variable placed on a graph? Probability of getting all questions wrong on multiple choice test? What does it mean to dedupe something? What is the usefulness of person's coefficient skewness? How do you you arrange 3 quarters 4 dimes and 2 nickels that are indistinguishable in a row? The kind of sampling strategy least likely to produce statistics that are good estimates of population parameters is a? What are variables and independent variables? What is the unique mode? What is the greater number that rounds off 500? What are the range of normal cholesterol levels? This is an empirically tested concept used to explain a behavior process or phenomenon and to develop a plan for intervention? A pack of cards is shuffled and one is drawn at random this happens a hundred times how many times would there be a diamond? Is Redundancy in databases a desirable characteristic?