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Categories: The circle graphs show the number of employees in each of Company Z's five employee categories at the beginning...

GMAT Graphics Interpretation : (GI) Questions

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Graphics Interpretation
GI - Other
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Circle graphs showing Company Z's employee categories at beginning and end of 12-month period

Categories: The circle graphs show the number of employees in each of Company Z's five employee categories at the beginning and end of a 12-month period. Each employee was in exactly one of the categories, and no employee moved from any category to any other.

Departures: During the same 12-month period, 145 employees left Company Z. None of those who left returned to Company Z.

Based on the information provided, select from each drop-down menu the option that creates the most accurate statement.

new employees joined the company during the 12-month period, and the percentage of Company Z employees who were in the executive leadership category during that period.
Solution

Owning the Dataset

Table 1: Text Analysis

Text Component Literal Content Simple Interpretation
Dataset Illustration The circle graphs show the number of employees in each of Company Z's five employee categories at the beginning and end of a 12-month period. Pie charts display employee counts by category at start and end of year.
Exclusivity Each employee was in exactly one of the categories. No employee holds more than one role/category.
No Transfers No employee moved from any category to any other. Employees stayed in the same category all year.
Departures During the same 12-month period, 145 employees left Company Z. 145 employees left during the year.
No Returns None of those who left returned to Company Z. Employees who left did not return.

Table 2: Chart Analysis

Chart Feature Chart Data Observed Meaning
Timeframe Beginning of Month 1 vs End of Month 12 Comparison captures a 12-month span.
Five Categories Executive Leadership, Clerical, Production, Maintenance, Operations Workforce is grouped into five exclusive categories.
Headcount by Category Exec: \(68 \rightarrow 68\); Clerical: \(135 \rightarrow 200\); Production: \(674 \rightarrow 674\); Maintenance: \(21 \rightarrow 21\); Operations: \(158 \rightarrow 160\) Only Clerical and Operations increased; rest are unchanged.
Total Employees \(1,056\) (start), \(1,123\) (end) Net gain of 67 employees over the year (\(1,123 - 1,056\)).
Proportional Shifts Production remains biggest; Clerical grows visibly; Exec. Leadership percent shrinks Relative departmental share changes due to hiring patterns.

Key Insights

  • 212 new employees joined Company Z (145 departures + 67 net gain)
  • Executive Leadership's share of employees decreased slightly because their count stayed constant as total workforce grew
  • Most hiring was in the Clerical department, which saw nearly 50% growth

Step-by-Step Solution

Question 1: Number of New Employees

Complete Statement:

[Blank 1] new employees joined the company during the 12-month period

Breaking Down the Statement

Statement Breakdown 1:

  • Key Phrase: new employees joined
    • Meaning: Refers to the total number of employees that were hired during the given time period.
    • Relation to Chart: This requires looking at the overall changes in headcount and accounting for people who left.
    • Important Implications: We cannot simply compare the start and end employee counts; we must also factor in departures.

Statement Breakdown 2:

  • Key Phrase: during the 12-month period
    • Meaning: The entire period covered by the data is one year.
    • Relation to Chart: Changes reflected in the pie charts are over this time frame.
    • Important Implications: All hiring and departures within these months must be considered.

What is needed: The total number of new hires during the year, which includes replacing those who left and providing for any net increase.

Solution:

Condensed Solution Implementation:
Use the net change in total employees and the number of departures to determine total new hires.

Necessary Data points:
Employees at start: 1,056. Employees at end: 1,123. Employees who left during the period: 145.

Calculations Estimations:
Net gain = \(1,123 - 1,056 = 67\). Since 145 left but the company still gained 67 employees, new employees hired = \(145 + 67 = 212\) (replacements + net gain).

Comparison to Answer Choices:
212 is more than 100, so the correct answer is 'More than 100.'

FINAL ANSWER Blank 1: More than 100

Question 2: Change in Executive Leadership Percentage

Complete Statement:

the percentage of Company Z employees who were in the executive leadership category [Blank 2] during that period

Breaking Down the Statement

Statement Breakdown 1:

  • Key Phrase: percentage of executive leadership
    • Meaning: Proportion of all employees that are in the executive leadership group.
    • Relation to Chart: Compare the number of executive leaders to the total number of employees at both time points.

Statement Breakdown 2:

  • Key Phrase: during that period
    • Meaning: Between the beginning and end of one year.
    • Relation to Chart: Percentage change is assessed between the two charts.

What is needed: Did the percentage of executive leadership rise, fall, or stay the same?

Solution:

Condensed Solution Implementation:
See if executive count changed, and analyze the fraction as the total workforce changed.

Necessary Data points:
Executive leadership: 68 at start and end. Total employees: 1,056 (start), 1,123 (end).

Calculations Estimations:
Fraction at start: \(68/1,056 \approx 6.4\%\). Fraction at end: \(68/1,123 \approx 6.1\%\). The number of executives stayed the same while total increased, so percentage went down.

Comparison to Answer Choices:
Since the percentage decreased, the correct answer is 'decreased.'

FINAL ANSWER Blank 2: decreased

Summary

By adding the departures to the net increase, we see Company Z brought in more than 100 new employees. Executive leadership stayed the same in number but became a smaller proportion as headcount went up, so their percentage decreased.

Question Independence Analysis

The two blanks are independent. The first is about new hires versus loss and growth; the second is about relative representation of a group unaffected by turnover in other positions.

Answer Choices Explained
1
No
2
More than 25 but fewer than 75
3
More than 100
new employees joined the company during the 12-month period, and the percentage of Company Z employees who were in the executive leadership category
1
decreased
2
remained the same
3
increased
during that period.
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Categories: The circle graphs show the number of employees in : Graphics Interpretation (GI)