What is the predicted starting salary for a student with a GPA of 6.8 (to the nearest dollar)? What is the appropriate value for alpha when creating a 95% Prediction Interval? What value should be used for t in the formula to compute a 95% Prediction Interval (3 decimals

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Q: In a past presidential election, the actual voter turnout was 70%. In a survey, 2100 subjects were…

A: From the provided information, The actual voter turnout was 70% that is p = 0.70 Sample size (n) =…

Q: digits after the decimal in your calculations. Answers may vary slightly due to rounding. In a…

A: We have given that  Sample size n=726 Favorable cases x= 634 Sample proportion p^=x/n

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A: The estimated regression equation is,y=11+10.8x1+11.13x2+3.20x3where  = 11 (intercept coefficient)…

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Q: A federal report indicated that 13% of children under age 6 live in poverty in Minnesota, an…

A: compute sample size ( n ) = n=(Z/E)^2*p*(1-p)

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Q: b. $952.23 front-end estimation: $ $355.77 rounding estimation: $

A: Front-end estimation: 900-355=655 Front-end estimation=655

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A: Exponential distribution formulas:f(x) = λe-λxP (X > x) = e-λxP (X < x) = 1 - e-λx where:μ =…

Q: A federal report indicated that 22% of children under age 6 live in poverty in South Dakota, an…

A: Given,sample proportion(p^)=0.22margin of error(E)=0.04α=1-0.90=0.1α2=0.05z0.05=1.645

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A: (A)   Use EXCEL to obtain the regression equation   EXCEL procedure:   Go to EXCEL Go to…

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Q: (a) The minimum UGPA that would still place a student in the top 5% of UGPAS is. (Round to two…

A: u = 3.28 sigma =0.19

Q: A federal report indicated that 29% of children under age 6 live in poverty in Arkansas, an increase…

A: The confidence level is 90%. Therefore, α = 0.10, α/2=0.05 and 1- α/2=0.95. Thus, zα/2 =1.645 (using…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.