Deck 2: Presenting Data

Question 1

A nurse orientation program director is examining data about nurses in their first year of practice at her hospital. Use the table below to answer the following question.
$\begin{array}{|l|l|l|}\hline\begin{array}{l}\text { Number of months of } \\\text { experience }\end{array} & \begin{array}{l}\text { Number of medication errors } \\\text { made }\end{array} & \begin{array}{l}\text { Cumulative Frequency of } \\\text { Medication Errors }\end{array} \\\hline 1-3 & 6 & 6 \\\hline 4-6 & 17 & 23 \\\hline 7-9 & 12 & 35 \\\hline 10-12 & 10 & 45 \\\hline\end{array}$ During what time frame were the most medication errors made?

A) 1-3 months
B) 4-6 months
C) 7-9 months
D) 10-12 months

Answer 1

4-6 months

Question 2

A nurse orientation program director is examining data about nurses in their first year of practice at her hospital. Use the table below to answer the following question.
$\begin{array}{|l|l|l|}\hline \begin{array}{l}\text { Number of months of } \\\text { experience }\end{array} & \begin{array}{l}\text { Number of medication errors } \\\text { made }\end{array} & \begin{array}{l}\text { Cumulative Frequency of } \\\text { Medication Errors }\end{array} \\\hline 1-3 & 6 & 6 \\\hline 4-6 & 17 & 23 \\\hline 7-9 & 12 & 35 \\\hline 10-12 & 10 & 45 \\\hline\end{array}$ What percentage of the medication errors were made in the first nine months of practice?

A) 77.8%
B) 26.7%
C) 35.0%
D) 34.3%

Answer 2

77.8%

Question 3

A nurse orientation program director is examining data about nurses in their first year of practice at her hospital. She notices that the number of medication errors increases after the three month supervised orientation ends and then slowly drops down again. The time period immediately after orientation is considered a critical juncture. What might she suggest to address this concern?
$\begin{array}{|l|l|l|}\hline \begin{array}{l}\text { Number of months of } \\\text { experience }\end{array} & \begin{array}{l}\text { Number of medication errors } \\\text { made }\end{array} & \begin{array}{l}\text { Cumulative Frequency of } \\\text { Medication Errors }\end{array} \\\hline 1-3 & 6 & 6 \\\hline 4-6 & 17 & 23 \\\hline 7-9 & 12 & 35 \\\hline 10-12 & 5 & 40 \\\hline\end{array}$

A) Changing orientation to one month
B) Eliminating the math exam required of all nurses
C) Requiring double signed med administration documentation through the first six months of practice
D) Requiring all nurses to be oriented for a 15 months

Answer 3

Requiring double signed med administration documentation through the first six months of practice

Question 4

Researchers examined the relationship between interpersonal violence and health in college age women. They include an independent variable of exposure to violence from an intimate partner, other personal violence or both. The researchers wish to present a table showing the frequencies for each of these exposures. What might you suggest to best display the data?

A) Line graph
B) Scatterplot
C) Grouped Frequency table
D) Bar chart

Question 5

Researchers examined the relationship between interpersonal violence and health in college age women. They received 490 responses. Of those responses 89 women reported being abused at some point in their lifetime and 355 reported no history of abuse. What percentage of the sample were abused?

A) 25.1%
B) 18.2%
C) 79.4%
D) 92.0%

Question 6

Researchers examined the relationship between interpersonal violence and health in college age women. Of those responses 92 women reported being abused at some point in their lifetime and 355 reported no history of abuse. 174 of the non-abused women and 58 of the abused women had a score of three or greater on the psychological distress scale. What was the cumulative frequency of scores less than three in non-abused women?

A) 174
B) 34
C) 181
D) 355

Question 7

A study reports the frequency of passing a cultural competency exam for nurses with an associate's degree, nurses with a baccalaureate degree, nurses with a master's degree, and nurses with a doctoral degree. If the researchers were to present this information in a table which one would you recommend?

A) Scatter plot
B) Bar chart
C) Line graph
D) Histogram

Question 8

Your hospital had 317 reports of patients having allergic reactions in 2016. In 2017, you implemented the hospital wide use of latex free products and eliminated approximately 76% of the allergic reactions among patients. How many allergic reactions were reported in 2017?

A) 76
B) 241
C) 300
D) Unable to determine

Question 9

Which state has the largest percentage of adults with asthma who have fair or poor health?
$\begin{array}{|l|c|c|}\hline & \begin{array}{c}\text { Fair of Poor Health Among } \\\text { Adults with Asthma }\end{array} & \begin{array}{c}\text { Fair or Poor Health Among } \\\text { Adults without Asthma }\end{array} \\\hline \text { STATE } & \% & \% \\\hline \text { U.S. Total* } & 33.1 & 15.9 \\\hline \mathrm{AL} & 47.8 & 19.3 \\\hline \mathrm{AK} & 25.5 & 12.3 \\\hline \mathrm{AZ} & 34.3 & 17.1 \\\hline \mathrm{AR} & 43.6 & 21.4 \\\hline \mathrm{CA} & 29.1 & 17.0 \\\hline \mathrm{CO} & 26.3 & 12.6 \\\hline \mathrm{CT} & 28.3 & 13.2 \\\hline\end{array}$

A) AL
B) AZ
C) AR
D) Unable to determine

Question 10

Use the following graph.
$\begin{array}{|c|c|c|}\hline & \begin{array}{c}\text { Fair of Poor Health Among } \\\text { Adults with Asthma }\end{array} & \begin{array}{c}\text { Fair or Poor Health Among } \\\text { Adults without Asthma }\end{array} \\\hline \text { STATE } & \% & \% \\\hline \text { U.S. Total } * & 33.1 & 15.9 \\\hline \text { AL } & 47.8 & 19.3 \\\hline \text { AK } & 25.5 & 12.3 \\\hline \text { AZ } & 34.3 & 17.1 \\\hline \text { AR } & 43.6 & 21.4 \\\hline \text { CA } & 29.1 & 17.0 \\\hline \text { CO } & 26.3 & 12.6 \\\hline \text { CT } & 28.3 & 13.2 \\\hline\end{array}$ Which state has the largest number of people who are do not have asthma and live with fair to poor health?

A) AL
B) AZ
C) AR
D) Unable to determine

Question 11

The following is an example of what type of graph?

A) bar chart
B) line graph
C) scatterplot
D) histogram

Question 12

The following table is an example of what type of graph?

A) bar chart
B) line graph
C) scatterplot
D) histogram
G)

Question 13

Each dot on the following scatterplot indicates:

A) the subjects measured BMI (z scor
B) the relationship between caloric intake and self-reported BMI
C) the difference between self-reported and actual BMI Z score
D) the subject's z score
E) and the difference in the subjects measured BMI and self-reported BMI

Question 14

Use the following table to determine which racial group has the highest percent of adults diagnosed with diabetes.
Adults diagnosed with diabetes (%)
(Source: 2010-2012 National Health Interview Survey and
2012 Indian Health Service's National Patient Information Reporting System. )

A) Hispanics
B) Non-Hispanic Blacks
C) Asian Americans
D) American Indians/Alaska Natives

Question 15

The following table presents the number of new cases of an emerging infectious disease. What is the relative frequency of the 2017 cases?
$\begin{array}{|r|r|}\hline{\text { Date }} &{\begin{array}{l}\text { New } \\\text { Cases }\end{array}} \\\hline 2014 & 5 \\\hline 2015 & 29 \\\hline 2016 & 80 \\\hline 2017 & 117 \\\hline 2018 & 58 \\\hline\end{array}$

A) 40.5%
B) 117
C) 231/289
D) 54%

Question 16

The study you are reading reports that there are 673 subjects in the study and 72 are unlicensed personnel, 514 are licensed personnel, and 87 declined to answer the question. What percentage of the subjects are unlicensed personnel?

A) 72%
B) 10.7%
C) 76.3%
D) 12.3%

Question 17

Two groups of nurses attended their CPR recertification class. Group A was in class in the morning and Group B was in class in the afternoon. According to this table which nursing class had a higher median exam score?

A) Group A
B) Group B
C) They had the same median exam score.
D) Unable to determine

Question 18

Two groups of nurses attended their CPR recertification class. Group A was in class in the morning and Group B was in class in the afternoon. According to this table Group B had tests scores that ranged between what values?

A) 72-93
B) 72-80
C) 69-85
D) 73-87

Question 19

The median blood level was higher on which unit?

A) Unit A
B) Unit B
C) They are the same
D) Unable to determine

Question 20

Looking at the box and whiskers plot that is above. How might the outlier in Unit B inpact the average blood glucose level?

A) It would significantly impact the median in Unit A.
B) The median would fall within the second and third quartile in both Unit A and Unit B.
C) There is no impact from outliers in Unit B.
D) It could increase the mean in Unit B.