Please help me understand this problem

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A: Relationship between Cartesian coordinate system and polar coordinates system. x = rcos(theta)  y =…

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A: We first find c using the Pythagorean theorem c2=a2+b2c2=32+82c2=9+64c2=73c=73

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A: Here it is required to investigate whether gender and being a coffee drinker are independent. The…

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A: 1. Pr(A') = 1 - Pr(A) = 1 - 0.7 = 0.3 Pr(B') = 1 - Pr(B) = 1 - 0.5 = 0.5 Pr(C') = 1 - Pr(C) = 1 -…

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A: The z-test Two- Sample for means tool runs a two sample z-test means with known variances to test…

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A: (f) Determine whether the income is independent of education level are not. The income is…

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A: Follow the procedure given below.

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A: Topic:- function and derivatives

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A: To prove: EcX=cEX

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A: Here, a frequency distribution with 7 classes, is required. To construct a frequency distribution,…

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A: y = a +b x

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A: Given that to enhance fishing, 100 trout were initially put in a small lake. The growth rate is…

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A: Given that  The number of classes (X) a student takes in a given semester follows the following…

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A: It is an important part of statistics. It is widely used.  Since the question has multiple sub parts…

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A: Any assumption about the parameter or probability function is known as hypothesis testing. For the…

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A: Concept :-    If any one angle in a triangle is 90° then triangle is called Right Angled Triangle.…

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A: Given: To Find: The least possible degree of the polynomial graphed above.

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A: ( Please note that the regression line is  y^ = -51.01 + 3.05 x  and not y^ = 51.01 + 3.05 x. The…

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