Ps 307 final exam - Study guides, Class notes & Summaries

PS 307 Exam | Questions with complete solutions A variable for which there is an infinite number of values between any two points on the scale is a ________ variable. a) Discrete b) Ratio c) Continuous d) Confounding A medical researcher interested in asthma symptoms wanted to know how symptoms were affected in dry versus humid conditions. The researchers recruited 18 asthma patients to spend four weeks under two conditions: sleeping with a dehumidifier for two weeks to create a "dry" enviro...