You ask 100 persons what color car they like best. The table below lists the observed frequencies for such a survey. Color Observed Frequency Black 14 Blue 29 Red 14 White 13 Other 30 The null hypothesis for the goodness-of-fit test is that 10% of all persons like black cars, 25% like blue cars, 20% like red car white cars, and 35% like other colors. What is the value of the test statistic, rounded to three decimal places?

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A: 2. Let x be the incomes are approximately normal distribution with mean $33,000 and standard…

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A: Given graph is a straight line so

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A: The given equation is y =2x^3 -5x.The values of x =-2 and delta x= 0.1.

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A: A) Since every year, total reserves decrease by 16 billion barrels of oil, therefore: R=2000-16t,…

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A: A linear equation needs two parameters - the slope and the intercept. The slope is the amount of…

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A: Since you have asked multiple questions in a single request, we will be answering only the first…

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A: Given vectors: Denote the given two vectors as A and B.

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A: From the given function: plot  f(x)=3 from -∞<x≤-2 plot  f(x)=-2x-1 from x>-2  to x≤1   x…

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A: We have to find the digit in thousand place  of the product.

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A: Given:       y>12x−1y<−4x−2

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A: Given: P0=15800, r=5% we know that if initial population is P0 and annual growth rate is r% per year…

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A: Let the graph is obtained from the graph of x2  by shifting h units to the right and  k units upward…

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