Answer is From all those aforementioned, the true statement is: Thanh’s grade is 2.5 standard deviations below the mean of the test grades.
explanation
The z scores are standard deviations. If, for example, a tool returns a z score of +2.5, it means that the result is a standard deviation of 2.5. Very high or very low (negative) z scores associated
with very low p values are at the ends of the normal distribution.
Answer: answer is A. 80 degrees and 100 degree
Step-by-step explanation:
To find this out first we will see how many cars they assemble in 1 hour. Lets do it:-
150 / 3 = 50
50 cars per hr
50 * 8 = 400
400 cars in 8 hrs
CHECK OUR WORK;-
400 / 8 = 50
We were RIGHT!!
So, in 8 hrs the factory can assemble 400 cars.
Hope I helped ya!! xD
Answer:
The third book cost $9.03
Step-by-step explanation:
Answer:
x=7
Step-by-step explanation:
y=mx
5.5=m×11
5.5÷11=m
m=1/2
y=mx
3.5=1/2×x
3.5÷1/2=x
x=7
