Answer:
y=3/2
Step-by-step explanation:
Answer:
To find the mean absolute deviation of the data, start by finding the mean of the data set. Find the sum of the data values, and divide the sum by the number of data values. Find the absolute value of the difference between each data value and the mean
Step-by-step explanation:
Answer:
The score in third quiz must be lie between 84 to 99 inclusive.
Step-by-step explanation:
Answer:
i think it would be 87% i have been working on ths for a mnet and it got confusing for a sec i may be rong but i am pretty shure that this is the answer
btw i cant spell
Step-by-step explanation:
Answer: 
a = 2 and b = 3
==================================================
Explanation:
Let's expand out 
to get the following:
The x term here is 2ax
Compare this to the x term of 
and we see that
--------------
The constant term of 
is the 
portion since it doesn't have the variable x attached to it.
Compare this with the 7 of which is also the constant.
Equate the two items, plug in a = 2 and solve for b.
Therefore,
