High and Low Temperatures March is a month of variable
Chapter 9, Problem 7(choose chapter or problem)
High and Low Temperatures March is a month of variable weather in the Northeast. The chart below records the actual high and low temperatures for a selection of days in March from the weather report for Pittsburgh, Pennsylvania. At the 0.01 level of significance, is there sufficient evidence to conclude that there is more than a 10 difference between average highs and lows? (93) Maximum 44 46 46 36 34 36 57 62 73 53 Minimum 27 34 24 19 19 26 33 57 46 26 Source: www.wunderground.com
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