Ricky believes that listening to classical music can improve memory. He takes a random sample of college students and randomly assigns each student to one of two groups-the silence group or the music group. The silence group is asked to memorize a list of words in a completely silent classroom. The music group is asked to memorize the same list of words in a classroom in which classical music is playing. All students have 20 minutes to memorize the list of words. They will then be asked to recall as many words as they can from the list. Suppose Ricky makes a Type II Error. In terms of the scenario, what would this mean