Answer:
If an overestimate or underestimate does happen, the mean of the difference is called a “bias.” That's just saying if the estimator (i.e. the sample mean) equals the parameter (i.e. the population mean), then it's an unbiased estimator.
Answer: The Death of the Ball Turret Gunner is a poem that is told as a flashback.
Explanation: Ball Turret Gunner is a veteran, recounting his real feelings on the subject of war
Answer:
She describes the experience of someone she knows.Explanation:
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Answer:
Bell and Belle are homophones.
Belle