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D because your making the shape smaller 2 times
Answer:
a=14
Step-by-step explanation:
if a=10, 10/2 = 5 plus 9 = 14
Answer:
d. 0.133
Step-by-step explanation:
-Standard error is calculated using the formula:

#We substitute the given values in the formula to solve for E:

Hence, the standard error is 0.133 and the correct option is d