A 90% confidence interval is centered at a and is 90% sure to contain the . A) statistic, variable
B) parameter, statistic
C) statistic, parameter
D) parameter, variable
E) variable, parameter

Answer for 2: his profit would be $2.88 explanation: you have to first multiply 72 and 0.12 together to get $8.64 once you do that you know how much money the shopkeeper made from selling the candy bars individually. so you have to do 8.64-5.76=2.88 hope that ; )answer for 3: yeah i’m sorry i have no idea what number 3 is. i’m sorry i couldn’t with that.

Okay i will add you

A.5 is your answer to this problem