The function q f(p) = 300,000 – 30p is a demand function which expresses quantity demanded of a product, q, as a function of price charged for the product, p, stated in dollars. Determine the restricted domain and range for this function.​

Kilgore trout creates a new scale to diagnose depression. however, his scale only assesses one symptom of depression while ignoring others. which of the following is his new scale most likely lacking? a) test-retest reliability b) discriminant validity c) criterion validity d) alternate-forms reliability e) content validity f) none of the above