ulation%20Proportion.pdf 21 , Za/2= pq E = Za/2. 94% Confidence Interval: (p - E, p+ E) = 2. The Arizona Republic conducted a telephone poll of 758 Arizona adults who celebrate Christmas. The question asked was, "In your family, do you open presents on Christmas Eve or Christmas Day?" Of those surveyed, 394 said they wait until Christmas Day. At the 5% significance level, do the data provide enough evidence to conclude that a majority of Arizona families who celebrate Christmas wait until Christmas Day to open their presents? a) Identify the following: a = X : %3D b) Symbolically identify: Ho: На: Circle the correct test for this problem: Right-tailed test Left-tailed test Two-tailed test c) Find the test statistics: Z = P-Po) Po40 d) Sketch and shade the curve. Find the p-value. P- value How does your p-value compare to a in part (a)? Circle the correct conclusion: REJECT TIHE NULL HYPOTHESIS DO NOT REJECT THE NULL HYPOTHESIS e) State your final conelusion in regards to this particular problem. DELL %3D
ulation%20Proportion.pdf 21 , Za/2= pq E = Za/2. 94% Confidence Interval: (p - E, p+ E) = 2. The Arizona Republic conducted a telephone poll of 758 Arizona adults who celebrate Christmas. The question asked was, "In your family, do you open presents on Christmas Eve or Christmas Day?" Of those surveyed, 394 said they wait until Christmas Day. At the 5% significance level, do the data provide enough evidence to conclude that a majority of Arizona families who celebrate Christmas wait until Christmas Day to open their presents? a) Identify the following: a = X : %3D b) Symbolically identify: Ho: На: Circle the correct test for this problem: Right-tailed test Left-tailed test Two-tailed test c) Find the test statistics: Z = P-Po) Po40 d) Sketch and shade the curve. Find the p-value. P- value How does your p-value compare to a in part (a)? Circle the correct conclusion: REJECT TIHE NULL HYPOTHESIS DO NOT REJECT THE NULL HYPOTHESIS e) State your final conelusion in regards to this particular problem. DELL %3D
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Hello, I need help with #2 parts d and e.
![ulation%20Proportion.pdf
21
, Za/2=
pq
E = Za/2.
94% Confidence Interval: (p - E, p+ E) =
2. The Arizona Republic conducted a telephone poll of 758 Arizona adults who celebrate Christmas. The
question asked was, "In your family, do you open presents on Christmas Eve or Christmas Day?" Of
those surveyed, 394 said they wait until Christmas Day. At the 5% significance level, do the data
provide enough evidence to conclude that a majority of Arizona families who celebrate Christmas
wait until Christmas Day to
open
their presents?
a) Identify the following: a =
X :
%3D
b) Symbolically identify: Ho:
На:
Circle the correct test for this problem: Right-tailed test
Left-tailed test
Two-tailed test
c) Find the test statistics: Z
= P-Po)
Po40
d) Sketch and shade the curve. Find the p-value.
P- value
How does your p-value compare to a in part (a)?
Circle the correct conclusion: REJECT TIHE NULL HYPOTHESIS
DO NOT REJECT THE NULL HYPOTHESIS
e) State your final conelusion in regards to this particular problem.
DELL
%3D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8120ccba-3e59-4a0a-abb6-8f6773892d35%2F890c6977-74dc-4c8a-8b71-934b64b91130%2Fobf4n4m.jpeg&w=3840&q=75)
Transcribed Image Text:ulation%20Proportion.pdf
21
, Za/2=
pq
E = Za/2.
94% Confidence Interval: (p - E, p+ E) =
2. The Arizona Republic conducted a telephone poll of 758 Arizona adults who celebrate Christmas. The
question asked was, "In your family, do you open presents on Christmas Eve or Christmas Day?" Of
those surveyed, 394 said they wait until Christmas Day. At the 5% significance level, do the data
provide enough evidence to conclude that a majority of Arizona families who celebrate Christmas
wait until Christmas Day to
open
their presents?
a) Identify the following: a =
X :
%3D
b) Symbolically identify: Ho:
На:
Circle the correct test for this problem: Right-tailed test
Left-tailed test
Two-tailed test
c) Find the test statistics: Z
= P-Po)
Po40
d) Sketch and shade the curve. Find the p-value.
P- value
How does your p-value compare to a in part (a)?
Circle the correct conclusion: REJECT TIHE NULL HYPOTHESIS
DO NOT REJECT THE NULL HYPOTHESIS
e) State your final conelusion in regards to this particular problem.
DELL
%3D
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