1 answer:
Answer:
c
Step-by-step explanation:
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Answer:
given
3/4×1/7
=3×1/4×7
=3/28
thus the answer is 3/28
Answer:
d
Step-by-step explanation:
The mean increases when the outlier is removed
Pythagoras theorem

In your case

Which is

Approximated result 13.45
The answers are: M+N/M*N/M*S/N+T