Mathematics, 27.11.2019 00:31, haleylayne74
Amajor department store chain is interested in estimating the average amount its credit card customers spent on their first visit to the chain's new store in the mall. fifteen credit card accounts were randomly sampled and analyzed with the following results: x-bar = $50.50 and s2 = 400. construct a 95% confidence interval for the average amount its credit card customers spent on their first visit to the chain's new store in the mall.
Answers: 3
Mathematics, 21.06.2019 19:30, gsVKJCGAISGF46661
Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20
Answers: 2
Mathematics, 21.06.2019 23:00, hjeffrey168
Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42
Answers: 2
Mathematics, 22.06.2019 06:00, bigblow
1. which answer is the solution set to the given inequality? 2x+6< 8 a. x e (-∞,1) b. x e [1,∞) c. x e (1,∞) d. x e (-∞,1] 2. which answer represents the given compound inequality in interval notation? x≥12 or x< -4 a. x e [-4, 12) b. x e (-∞, -4) u [12,∞) c. x e (-∞, -4] u (12,∞) d. x e (-4,12] 3. which answer is the solution set of the given compound inequality? 7> x+6 or x-2≥3 a. x e (-∞, 1) u [5,∞) b. x e (1, 5] c. x e (-∞, 1) ∩ [5,∞) d. x e [1,5) 4. which conjunction or disconjunction is equivalent to the given absolute value inequality? |x+3|> 12 a. x+3> 12 and x+3< -12 b. x+3< 12 and x+3> -12 c. x+3< 12 or x+3> -12 d. x+3> 12 or x+3< -12
Answers: 1
Mathematics, 22.06.2019 06:00, westball101
Rhonda was organizing photos in a photo album. she took 60 photos and divided them evenly among p pages which algebraic expression represents the number of photos on each page
Answers: 3
Amajor department store chain is interested in estimating the average amount its credit card custome...
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