Critical Thinking Numbers are often assigned to data that are categorical in nature. (a) Consider these number assignments for category items describing electronic ways of expressing personal opinions: 1 = Twitter; 2 = e mail; 3 = text message; 4 = Facebook; 5 = blog Are these numerical assignments at the ordinal data level or higher? Explain. (b) Consider these number assignments for category items describing usefulness of customer service: 1 = not helpful; 2 = somewhat helpful; 3 = very helpful; 4 = extremely helpful

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