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A sample of 100 production workers is obtained. The workers are classified by gender (male, female) and by age (under 20, 20−29, 30−39, and 40 or over). How many degrees of freedom are there?
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Ahiking trail is 6 miles long. it has 4 exercise stations, spaced evenly along the trail. what is the distance between each exercise station?
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The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg
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A sample of 100 production workers is obtained. The workers are classified by gender (male, female)...
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