PRMIA Exam 8007 Topic 4 Question 83 Discussion

Actual exam question for PRMIA's 8007 exam

Question #: 83
Topic #: 4

[All 8007 Questions]

A linear regression gives the following output:

Figures in square brackets are estimated standard errors of the coefficient estimates.

Which of the following is an approximate 95% confidence interval for the true value of the coefficient of ?

A[0, 1.5]

B[1, 2]

C[0, 3]

DNone of the above

Show Suggested Answer

Suggested Answer: C

by Gregoria at Sep 15, 2024, 10:02 PM

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Lai

3 months ago

Wait, did they forget to include the coefficient estimate itself? How am I supposed to figure this out without that key piece of information? *sigh* I guess I'll go with D.

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Tresa

3 months ago

Ah, the old linear regression trick question. I'm going to go with B. [1, 2] - can't go wrong with the classics!

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Willodean

2 months ago

I agree with User2, B) [1, 2] seems like the right choice

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Luke

2 months ago

I'm going with B) [1, 2]

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Whitley

2 months ago

I think the answer is A) [0, 1.5]

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Teddy

3 months ago

D, really? None of the above? That's just cruel. I'm going with C. [0, 3] sounds about right to me.

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Selma

3 months ago

Hmm, I think it's B. [1, 2] seems like a reasonable 95% confidence interval based on the information provided.

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Marci

2 months ago

I'm not sure, but I think [1, 2] is the most likely option for the confidence interval.

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Felix

2 months ago

I agree, [1, 2] looks like the best choice for the confidence interval.

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Luann

2 months ago

I think it's B. [1, 2] seems like a reasonable 95% confidence interval based on the information provided.

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Maxima

4 months ago

I see your point, but I still think A) [0, 1.5] is the best choice based on the output.

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Alishia

4 months ago

I disagree, I believe the correct answer is B) [1, 2].

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Maxima

4 months ago

I think the answer is A) [0, 1.5].

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