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De Homework Roxana E- C a secure I https/www.matholcom/student/PlayerHomeworkasp

ID: 3219013 • Letter: D

Question


De Homework Roxana E- C a secure I https/www.matholcom/student/PlayerHomeworkaspxmomeworkldu421036819a 58thushed false&cld-4262874Bback; DoAssignments.aspx Math 132 www Eermentary Statstics. Spring 2017 Homework: Section 9.2 Homework Save Score: 0 of 10 pts 6 of 10 complete) HW Score: 29.69%, 29.69 of 100 pts Question Help Asurvey was conducted that asked 1018 people how many books they had read in the past year Resun nacated that 60 books Construct conndence interval mean mumburofbooks people sead.Intorptet the R ack he icon to wewne table of cntcal values Construct a 95A confidence interval Ro the mean number books people read and interprethe result Selectthe comect choice below and flinthe answer bokesto complete your choice ascending order Roundto decimal places as needed O A There is a 95% chance that the rue mean number of books Nadis between and O a repeatad samples are taken 95%ofthem wil have a sample mean between and O C There is 95% confidence that the population mean number of books read is between and to seec and enter your answeris) and then click Check Answer ll parts showing

Explanation / Answer

x+-ta/2*(s/n)

10.2+-1.96*(16.6/1018)

LCL=10.2-1.02=9.18

UCL=10.2+1.02=11.22

Correct option is c with the above answers (9.18,11.22).

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