1 answer:
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hello there
the answer is ..... down below
I did the math for ya
hope this helps
thank you
best regards Queen Z
Answer:
Option B) 9.1
Step-by-step explanation:
We are given the following in the question:
Average score = 490.4
Standard deviation = 63.7
Sample size, n = 49
Formula:
Putting values, we get,
Standard error =
Thus, the correct answer is
Option B) 9.1