Your friend Breckenleigh creates a “Marriage Preparedness Sc…
Your friend Breckenleigh creates a “Marriage Preparedness Scale” with response options: 1 = “Completely unprepared” 2 = “Somewhat unprepared” 3 = “Somewhat prepared” 4 = “Very prepared” 5 = “How are they still single?” She claims: “This is clearly an interval scale because the numbers are evenly spaced and increase in equal steps from 1 to 5.” Using Stevens’s levels AND the critiques we discussed (especially Michell’s “prove it” argument), evaluate Breckenleigh’s claim. What problems might arise from treating this as interval-level data?