Identify the usual level of measurement for each of the following A. year in school B. IQ scores C. life expectancy D. fatigue E. cynicism F. hair colour G. type of neighbourhood

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.

Pls! does anybody know a shortcut for answering these types of questions in the future?

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9