Statistics and Probability

The boxplot below shows salaries for Construction workers and Teachers. Construction Teacher 20 25 30 35 40 45 50 55 Salary (thousands of $) Q Jennie makes the first quartile salary for a construction worker. Markos makes the first quartile salary for a teacher. Who makes more money? O Jennie O Markos How much more? $ 2 In general, > X2 is 27_ to ( X) ? O equal O not equal For our small sample, we have X1 = 2, X2 = 1, X3 = 6, X4 = 4. Please calculate CX2 = Please calculate (Ex)' = A card is drawn randomly from a standard 52-card deck. Find the probability of the given W event. (a) The card drawn is 2 The probability is : (b) The card drawn is a face card (Jack, Queen, or King) The probability is : (c) The card drawn is not a face card. The probability is