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Based on a sample, the proportion of First-Class flight passengers arriving late (less than one hour before the scheduled departure time) at the check-in is estimated to be 0.30 (1).  A similar study for Economy passengers yields an estimate of 0.36 (2).  Both estimates are sample proportions based on 250 observations.   95% Confidence Interval: __________  <    <   ________ b.)The null hypothesis is that the population proportions are equal.  The alternate hypothesis is that the population proportions are not equal. c. to perform a hypothesis test consistent with the problem as stated. Use a = 0.05.

Based on a sample, the proportion of First-Class flight passengers arriving late (less than one hour before the scheduled departure time) at the check-in is estimated to be 0.30 (1).  A similar study for Economy passengers yields an estimate of 0.36 (2).  Both estimates are sample proportions based on 250 observations.   95% Confidence Interval: __________  <    <   ________ b.)The null hypothesis is that the population proportions are equal.  The alternate hypothesis is that the population proportions are not equal. c. to perform a hypothesis test consistent with the problem as stated. Use a = 0.05.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Based on a sample, the proportion of First-Class flight passengers arriving late (less than one hour before the scheduled departure time) at the check-in is estimated to be 0.30 (1).  A similar study for Economy passengers yields an estimate of 0.36 (2).  Both estimates are sample proportions based on 250 observations.  

  1. 95% Confidence Interval: __________  <    <   ________

b.)The null hypothesis is that the population proportions are equal.  The alternate hypothesis is that the population proportions are not equal.

c. to perform a hypothesis test consistent with the problem as stated. Use a = 0.05.

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