A 90% confidence interval is found to be (120, 140). What is the margin of
error?
O A. 9...
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Mathematics, 21.05.2020 06:58 pandamaknae2003
A 90% confidence interval is found to be (120, 140). What is the margin of
error?
O A. 9
O B. 20
O C. 10
O D. 18
SUBM
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