Dummy coding is often used to quantify __________ data

Which child appears to have mastered the cardinality principle?

a. Kelsey, who always counts three cars as "1, 2, 3." b. Casey, who consistently counts three cars as "10, 9, 8." c. Jenny, who sometimes counts three cars as "1, a, 2, b." d. Haley, who counts three cars as "1, 5, 6...SIX CARS!"

When a distribution has two separate and distinct medians, then

a. it is skewed right b. it is skewed left c. it is probably bimodal d. a distribution can never have more than one median