Questions
STAT_3615_20055_202501 Mod 9 HW Chi Squared Tests
Single choice
These data come from a case-controlled study to examine the potential relationship between age at first pregnancy and cervical cancer. In a case-control study a random sample of cases (i.e. people with the disease in question) and controls (i.e. people similar to those in the case group, except they do not have the disease) and the proportion of people with some potential risk factor are compared across the two groups. In this study we will be comparing the proportion of women who had their first pregnancy at or before the ages of 25, because researchers suspected that an early age at first pregnancy leads to increased risk of developing cervical cancer. The data is presented in the table below: Age at First Pregnancy <=25 Age at First Pregnancy>25 Cervical Cancer 42 7 Control 203 114 Which graph is an appropriate graph to represent this data?
Options
A.Clustered bar graph
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Step-by-Step Analysis
This question is asking which graph best represents the comparison of two groups (cases with cervical cancer and controls) across two categories of a risk factor (age at first pregnancy ≤25 vs >25).
Option analysis:
- Clustered bar graph: In this plot, you place the two categories of the risk factor (≤25 and >25) on the x-axis, and ......Login to view full explanationLog in for full answers
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