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Walmart has a 5-year beta coefficient of 0.32. What does that mean? Walmart stock is less volatile (risky) than the market. Walmart stock is exactly as volatile (risky) as the market. Walmart stock is more volatile (risky) than the market. Without more data, it is impossible to interpret Walmart's beta. 19/ In a diversified portfolio, risk declines until it has approximately securities, and then the declines become very slight. 10 20 30 40 The smaller the range of possible events that can occur, the greater the risk. True False