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In a random sample of 3044 Oregon households, 2355 have air conditioning In a similar sample...

In a random sample of 3044 Oregon households, 2355 have air conditioning In a similar sample of 2136 Washington households, 1599 have air conditioning. Construct a 98% large-sample confidence interval for the difference between the proportions of households in Washington and Oregon which have air conditioning. Use the interval to explain what conclusion, if any you should draw about the difference between Washington and Oregon air conditioning use based on the above data.
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