Question

Construct a confidence interval for p 1 minus p 2 at the given level of confidence. x1 = 387, n1 = 511, x2 = 422, n2 = 553, 99% confidence.

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Construct a confidence interval for p1−p2 at the given level of
confidence. x1=382, n1=514, x2=422, n2=572, 99% confidence The
researchers are ___________% confident the difference between the
two population proportions, p1−p2, is between_____ and_____.

Construct a confidence interval for p1 - p2 at the given level
of confidence.
x1 = 356, n1 = 543, x2 = 413, n2 = 589, 99% confidence
The researches are ___% confident the difference between the two
population proportions, p1 - p2, is between ____ and ____.

Construct a confidence interval for p 1 minus p 2 at the given
level of confidence. x 1 equals366, n 1 equals509, x 2
equals404, n 2 equals554, 90% confidence The researchers are
nothing% confident the difference between the two population
proportions, p 1 minus p 2, is between nothing and nothing.

Construct a confidence interval for p1 - p2 at the given level
of confidence.
x1 = 395, n1 = 537, x2 = 432, n2 = 552, 99% confidence.
The researchers are __% confident the difference between the two
population proportions, p1−p2, is between __ and __.
(Use ascending order. Type an integer or decimal rounded to
three decimal places as needed.)

Construct a confidence interval for p1 - p2 at the given level
of confidence.
x1 = 395, n1 = 537, x2 = 432, n2 = 552, 99% confidence.
The researchers are __% confident the difference between the two
population proportions, p1−p2, is between __ and __.
(Use ascending order. Type an integer or decimal rounded to
three decimal places as needed.)

1. Construct a confidence interval for p1-p2 at the given level
of confidence.
Group 1 X1= 110 N1 = 250
Group 2 X2=134 N2 = 298
Alpha = 95%
Confidence Interval p1-p2 = (_____, _____)
2.A sample size n = 50 is drawn from a normal population whose
standard deviation = 3.8. The sample mean = 20.41.
Construct a 95% confidence interval for mean

Construct a confidence interval for p 1 minus p 2 at the given
level of confidence. x 1 equals 386, n 1 equals 516, x 2 equals
411, n 2 equals 595, 90 % confidence The researchers are nothing
% confident the difference between the two population
proportions, p 1 minus p 2 , is between nothing and nothing .
(Use ascending order. Type an integer or decimal rounded to three
decimal places as needed.)

Construct a confidence interval for p1 - p2 at the given level
of confidence.
x1 = 388, n1 = 534, x2 = 404, n2 = 582, 90% confidence.
The researchers are __% confident the difference between the two
population proportions, p1−p2, is between __ and __.
(Use ascending order. Type an integer or decimal rounded to
three decimal places as needed.)

Construct a confidence interval for
p 1 minus p 2p1−p2
at the given level of confidence.
x 1 equalsx1=366366,
n 1 equalsn1=521521,
x 2 equalsx2=445445,
n 2 equalsn2=564564,
9090%
confidence
The researchers are
nothing%
confident the difference between the two population
proportions,
p 1 minus p 2p1−p2,
is between
nothing
and
nothing.
(Use ascending order. Type an integer or decimal rounded to
three decimal places as needed.)

Construct a confidence interval for p1−p2 at the given level of
confidence.
x1=362
n1=512
x 2=415
n2=578
90% confidence
confidence

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