Answer:
We use the one sample t test for this
Step-by-step explanation:
In this question, we are to determine if there is sufficient evidence to conclude that mean amount of milk in cartons is less than 32 ounces.
What we will use to determine if there is sufficient evidence is the t-test.
why?
we will have to to use t test because the hypothesis is on the mean and sample size is less than 30 i.e 22 < 30
The correct answer is: x < 1.25
To solve this, we following the same steps as when solving inequalities. We just have to remember to reverse the sign if we multiply or divide by a negative number.
-1.2x - 8.2 > -9.7
-1.2x > -1.5
x < 1.25
Marcus has 5 bags of marbles. In each bag, there are 7 marbles. How many marbles does he have in all?
Hope this helps!!
Answer:
-1
Step-by-step explanation:
lim x tends to 4 (x^2-9x+20)/(x-4). (x^2-9x+20)(x-4)=x-5.
So the limit is 4-5=-1