The average weekly pay for young adults working a part-time retail job is $480 with a standard deviation of $1

Question

The average weekly pay for young adults working a part-time retail job is $480 with a standard deviation of $140. A survey was conducted for a sample of 200 young adults. What is the standard deviation of the sampling distribution? Round the answer to the nearest tenth.(1 point)

GPT-5 mini · Answer

Standard error = σ / sqrt(n) = 140 / sqrt(200) ≈ 9.9.

The average weekly pay for young adults working a part-time retail job is $480 with a standard deviation of $140. A survey was conducted for a sample of 200 young adults. What is the standard deviation of the sampling distribution? Round the answer to the nearest tenth.(1 point)

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