recent report in Macau daily indicated that a typical family of four spends MOP4,900 per month on entertainment. Assume the distribution of entertain a family of four follows the normal distribution, with a standard deviation of M per month. c) What percent spending between MOP4,300 and MOP6,000 per month on entertainment? d) What percent spending between MOP5,000 and MOP6,000 per month on entertainment 3

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