Asoft drink manufacturer wishes to know how many soft drinks adults drink each week. they want to construct a 85% confidence interval with an error of no more than 0.06. a consultant has informed them that a previous study found the mean to be 7.6 soft drinks per week and found the variance to be 0.81. what is the minimum sample size required to create the specified confidence interval? round your answer up to the next integer.

okay wait before i answer, is this for your points on a graph?

just do 5.2 + 2 ( 7.2) and 1/3 x 3 (.9) and youv'e got your equation. 0.9( 9/10) + 7.2 ^2 = 16.4 hope i could !

step-by-step explanation:

answer: do we write it

step-by-step explanation:

26 is 33.33% of 78

step-by-step explanation:

26 is what percent of 78?

26 is p% of 78

equation: y = p% * x

solving our equation for p

p% = y/x

p% = 26/78

p = 0.3333

convert decimal to percent:

p% = 0.3333 * 100 = 33.33%