Mathematics, 11.11.2019 19:31 paiged2003
A95% confidence interval for the mean of a population is to be constructed and must be accurate to within 0.3 unit. a preliminary sample standard deviation is 2.9. find the he smallest sample size n that provides the desired accuracy
Answers: 2
Mathematics, 21.06.2019 14:00, Nevaeh3700
Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)
Answers: 1
Mathematics, 21.06.2019 14:30, Carrchris021
Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate
Answers: 2
Mathematics, 21.06.2019 15:30, Reese7977
Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.
Answers: 3
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