<em>n</em> must be 0, since <em>x </em>ⁿ = 1 for all positive, real <em>x</em> if <em>n</em> = 0. So the answer is A.
(85 + 60) ÷ 2 = 72.5 Close to 71%
Answer: D - 71%
Answer:
2/7
Step-by-step explanation:
A student gets an A in 3 credits (4, 4, 4)
B in 2 credits (3, 3)
C in a credit (2)
D in a credit (1)
Add each number together and divide by the amount of numbers there are:
(4 + 4 + 4 + 3 + 3 + 2 + 1)/7 = (21)/7 = 3
The mean is 3, or a B
hope this helps