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NAHQ CPHQ Exam - Topic 2 Question 24 Discussion

The following represents two samples of five hospitals' hysterectomy rates per 1,000 women aged 40-60 years of age:Rates Mean Standard DeviationSample A 3, 5, 7, 8, 5 5.6 1.8Sample B 4, 5, 6, 7, 5 5.4 1.1In analyzing this information, it can be concluded that:
A) Sample A has more variability than Sample B
B) Sample A's performance is superior to Sample B's
C) There are more cases in Sample B
D) There is a data collection error in Sample B

NAHQ CPHQ Exam - Topic 2 Question 24 Discussion

Actual exam question for NAHQ's CPHQ exam
Question #: 24
Topic #: 2
[All CPHQ Questions]

The following represents two samples of five hospitals' hysterectomy rates per 1,000 women aged 40-60 years of age:

Rates Mean Standard Deviation

Sample A 3, 5, 7, 8, 5 5.6 1.8

Sample B 4, 5, 6, 7, 5 5.4 1.1

In analyzing this information, it can be concluded that:

Show Suggested Answer Hide Answer
Suggested Answer: A

by Dierdre at May 04, 2022, 07:56 AM

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Shay
8 months ago
I thought there might be more cases in Sample B, but it looks like that's not true!
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Moira
9 months ago
Sample B has a lower standard deviation, which means it's more consistent.
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Rosenda
9 months ago
Wait, how can we say Sample A is superior? The means are so close!
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Sabra
9 months ago
Totally agree, Sample A's variability is definitely greater!
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Gilma
9 months ago
Sample A has a higher standard deviation, so more variability for sure.
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Yuette
9 months ago
I don't recall anything about data collection errors in Sample B; it seems like the rates are just slightly lower.
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Chantell
9 months ago
I feel like we had a similar question in practice about comparing hospital rates, and I think the variability was key to understanding the differences.
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Micaela
9 months ago
I'm not entirely sure, but I think the mean isn't the only factor to consider when determining which sample is better.
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Maynard
9 months ago
I remember we discussed how to interpret standard deviation, and Sample A definitely has a higher one, indicating more variability.
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Lizette
9 months ago
Ah, I remember learning about the AMP solution in class. I believe the 3 approaches are prevent, detect, and respond. Let me double-check the options to confirm.
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Vanna
9 months ago
Hmm, I'm a bit unsure about the differences between some of these characteristics. I'll need to think through them carefully.
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Norah
9 months ago
Okay, let me think this through. Operating leverage, days' sales in accounts receivables, and inventory turnover are all good indicators of operational efficiency. Residual income is more of a profitability measure, so that's the one that doesn't fit.
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Laticia
10 months ago
I've got this! Incremental projects have 5 distinct phases. I'm confident that's the right answer.
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Merilyn
10 months ago
Okay, I think I've got this. The problem is likely that the load balancer isn't properly handling session persistence, so the user's session is getting lost when their computer is rebooted. I'll check option B first.
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