How can histogram be used in real life?

7 inches is what fraction of a foot? Suppose a random variable Z takes on the values 1 2 3 4 and 5 what is the expected value of Z defined as? What is the value of 100 dollars today compared to 1929? If You guesses on a multiple choice question and there were 4 choices for the problem what is the percent of probability you will guess wrong? Why is the number of shares held by stockholders discrete? What are the advantages and disadvantages of using the chebyshev theorem in statistics? Do double bar graphs have central tendencies? What is the largest possible number of people in a room if no two people have a birthday in the same month? Do a barrel roll? What are some examples of functions using a set of 4 ordered pairs? What is the probability of two independent events occurring together? What is the difference between overrated and overestimated? What is the meaning of confounding in statistics? What is the probability of a month with 28 days in a non presidential year? What is the dividend yield if the Expected total return of 12.0 and the dividend is increasing at a constant 7.2 per year? How many times does the digit 1 appear in numbers from 1 to 100? Tossing a coin and spinning the spinner at the right? What does 92nd percentile mean? What does PMIP mean? How do you find normal distribution of z-scores?