Suppose That a Realtor Is Interested in Comparing the Price $\sigma$

question 84

Multiple Choice

Suppose that a realtor is interested in comparing the price of midrange homes in two cities in a Midwestern state.She conducts a small survey in the two cities looking at the price of midrange homes.Assume equal population variances.
Calculate the pooled estimate of $\sigma$ ² (rounded to nearest hundred)

• A)2100
• B)4,335,400
• C)4,932,000
• D)2200

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