What is µ in stats?

When is it appropriate to show a break in the scale on a line graph? Match each sample good with the type of good it represents.? What does verfiy mean? What is the name of a pie chart slice? What is the probability of drawing three black cards one at a time with replacement from a standard deck of 52 cards? What is a the difference between a variable and an observation? What type of probability uses a knowledge of sample spaces as opposed to experiments to determine the numerical probability that an event will occur? What is the probability of an observation being above the mean? Is spinning a spinner and then rolling a die independent or dependent? What is haiti's fertility rate? A bag contains 2 yellow 12 red and 6 green marbles What is the probability of selecting a red marble replacing it then selecting another red marble? How do you find probabilty of negative z score? After popping your cherry how much blood is supposed to come out? What does mpv mean in a blood test? Averagee IQ for a 25 year old male? How has data collection led to smarter business practices? The lowercase letter is usually used to represent a correlation coefficient? If your 16 what are your chances of getting pregnant? What The mean median and mode are examples of what type of statistics? What is 2 over 14 as a percentage?