Question
A credit card company conducted a study of 1143 mobile device users and found that 994 use their mobile device to make food delivery purchases.
A credit card company conducted a study of 1143 mobile device users and found that 994 use their mobile device to make food delivery purchases. Construct a 90% confidence interval to find the proportion of all mobile device users that use their device to make food delivery purchases. In the final interpretation below, write the interval endpoints as percentages rounded to two decimal places. Do not type the % symbol as it is already included in the sentence. We are 90% confident that the proportion of all mobile device users that use their device to make food delivery purchases is between Blank 7% and Blank 8%.Round each value below to four decimal places.
p with hat on top= Blank 1
q with hat on top= Blank 2
z subscript alpha divided by 2 end subscript= Blank 3
E = Blank 4
Lower endpoint = Blank 5
Upper endpoint = Blank 6
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started