What is trend in variogram?

What is the mean absolute deviation for 12 9 12 13 15 8 11 14 10 and 16? What is the probability of getting the same number on a roll of 3 dice? What is the probability of NOT drawing a spade from a regular deck of cards? What is the probability of drawing a 6 or diamond from a deck of 52 cards? All seven-digit telephone numbers in a town begin with 245 how many telephone numbers may be assigned in the town if the last 4 digits do not begin or end in a zero? In the five step composite risk management? Why are black guys bigger then white guys? How is the software project size estimated? What is the geometric mean of 8 and 36? What is the geometric mean of 24 and 45? What is the probability that in a room of 8 people 2 have the same birthday? What do the terms frequent likely describe in risk management? What is the probability of getting all five answers correct if i have five multiple choice questions with four possible answers determine the number of possible answers? What is 14494 rounded to nearest ten thousandnd? What are the odds of getting pregnant if you pull put way before you ejacilate? A pair of dice are rolled and the sum on their upturned faces is recorded What is the probability that the sum showing is 8 given that one die is showing a 5? How do i round off 2.500 to the nearest gram? What does sample to draw an inference about the population mean? How is a trend different from a prediction? What does taller means?