A bag contains 180 white or black marbles. Knowing that the odds of drawing a white marble from this bag are 4:5, how many black marbles does, this a) 80 b) 100 d) 36 bag contain ? c) 144

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A: Let the teachers at Albers Elementary school be denoted by A and the teachers at Bothel Elementary…

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A: Given information: μ=151000σ=35000 n=77

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A: We will check the goodness of fit of the new data with respect to the old percentage. Attitudes…

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A: Given Information :  Let U be the universal set , where : U = {a,b,c,d,e,f,g,h,i,j}   Let sets A , B…

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A: COst function C(x) = 0.001x3+0.2x2+38x+250where x = no. of items producedNow, if x = 30 then C(x) =…

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A: We have to solve for x and y value given in step 4.

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A: n1=80, x1=64 n2=60, x2=39 X: people got sick 1: Ate fish 2: Did not eat fish

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A: Step 1: Step 2: Step 3: Step 4:

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Q: Question: A department store gives in-service training to its salesmen which are followed by a test.…

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A: The given is:

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A: The solution given by an Expert is correct

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