What is the correct interpretation of the above confidence interval?

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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What is the correct interpretation of the above confidence interval?

As part of its "It Can Wait" campaign to discourage texting while driving, AT&T recently released the results of separate surveys concerning the extent of texting while driving among adults twd_commutor_survey and among teens att_teen_survey_executive.
In the survey of the adults, 496 of n₁ = 1,011 adult drivers (49.06%) said they text while driving.
In the survey of the teens, 516 of n₂ = 1,200 (43%) said they text while driving.
Question 1. Calculate a 90% confidence interval for the difference Pau
Preen in the proportions of adults that text while driving and the proportion of teens that text while driving. (use 4 decimal places in your answers)
Transcribed Image Text:As part of its "It Can Wait" campaign to discourage texting while driving, AT&T recently released the results of separate surveys concerning the extent of texting while driving among adults twd_commutor_survey and among teens att_teen_survey_executive. In the survey of the adults, 496 of n₁ = 1,011 adult drivers (49.06%) said they text while driving. In the survey of the teens, 516 of n₂ = 1,200 (43%) said they text while driving. Question 1. Calculate a 90% confidence interval for the difference Pau Preen in the proportions of adults that text while driving and the proportion of teens that text while driving. (use 4 decimal places in your answers)
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