Answer:
d. mean is 70
Step-by-step explanation:
add the points up 45 +55 +70+ 85 +95=350
divide 350 by 5 scores = 70
mean is average of scores
Option a, because accoring to the picture 50% of students actually got more that or equal to 70.
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66 lol
Explanation:
Put x then y u get x+y=15*2
300-150
300 deposited into bank account (+)
150 taken out of bank account (-)
