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Home Videos Inc. surveys 450 households and finds that the mean amount spent for renting or buying videos is P135 a month and the standard

Home Videos Inc. surveys 450 households and finds that the mean amount spent for renting or buying videos is P135 a month and the standard deviation of the sample is P75.25. Is this evidence sufficient to conclude that the mean amount spent is greater than P127.50 per month at a 0.025 level of significance?

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