Class 2 scored better on average
<h3>How to determine which class scored better on average?</h3>
The averages and the standard deviations are given as:
Class 1
Mean score = 7.8
Standard deviation = 1
Class 2
Mean score = 8.1
Standard deviation = 0.2
As a general rule, the smaller the standard deviation; the better the average
Class 2 has a smaller deviation
Hence, class 2 scored better on average
Read more about standard deviation at:
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Answer:
its 6x
Step-by-step explanation:
Answer:
where's the number?
Step-by-step explanation:
N= -4
-4/2+5=3
-2+5=3 you have to subtract the 5 from three first and then multiply the answer by 2 to get n
Answer:
Red (-2,5)
take the x = -4 and substitute into f(-4+2) = f(-2)
Step-by-step explanation:
I hope it helps