Plot a scatter diagram and compute the regression line

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The following rates are for all deaths from firearms per 100,000 persons in the United States for the years 1985-1995. The information was taken from the National Center for Health Statistics, Health, United States 1996-97 and Injury Chartbook.

Year

Death Rate from Firearms

1985

18.3

1986

19.7

1987

19.1

1988

20.5

1989

21.4

1990

23.6

1991

25.2

1992

24.9

1993

26.4

1994

26.0

1995

23.4

(a) State which model (single-sample or fixed-X) this data set is.

(b) Plot a scatter diagram and compute the regression line.

(c) Compute 95% confidence intervals for β and test the H0 : β = 0.

Reference no: EM131396849

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