Answer:
7n^2+3n-11
Step-by-step explanation:
should be right, if incorrect i 100% apologize
Answer:
The value of the test statistic
Step-by-step explanation:
From the question we are told that
The high dropout rate is %
The sample size is
The number of dropouts
The probability of having a dropout in 1000 people
Now setting up Test Hypothesis
Null
Alternative
The Test statistics is mathematically represented as
substituting values
It is the sum of the initial amount and the additional amount after d days
HOPE THIS HELPS!
12(3-y)
= 36-12y
Basically all I did was multiple 12 by 3 and then multiple 12 by -y!! :)