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-yO mAmA
Solution: We are given:
μ=180,σ=25,n=100
Therefore the standard error of the mean is
Answer:
try B for an answer, hope it helps
Noooooo wayssssssss
I wontttttttt
the 2 angles are congruent so...
x+40=3x set the 2 equations equal to each other
40=2x subtract x from both sides
20=x divide by 2
x=20 is the final answer
Have a blessed day!
