Mathematics, 25.06.2019 12:50 Ronatalawrence828
Amedia statistics agency reports that the mean number of televisions in a household in a particular country is 2.24. assume that the population standard deviation number of television sets in this country is 1.38. (a) what type of variable is number of television sets in a household? (b) a random sample of 40 households results in a total of 102 television sets. what is the mean number of televisions in these 40 households? (c) what is the probability of obtaining the sample mean obtained in part (b) or higher if the population mean is 2.24?
Answers: 1
Mathematics, 21.06.2019 16:00, MengXiong1
Tamera puts 15/4 gallons of gasoline in her car. which mixed number represents the gallons of gasoline? a) 2 3/4 gallons b) 3 1/4 gallons c) 3 3/4 gallons d) 4 1/2 gallons answer it's worth a lot of points!
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Mathematics, 21.06.2019 20:00, sadsociety41
Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line
Answers: 1
Mathematics, 21.06.2019 20:30, strawberrymochi390
What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)
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