Data Insights: Graphics Interpretation Flashcards

A trend line fitted through scatter data has a downward slope. This indicates that as x increases, y tends to:

Answer: Decrease

A downward-sloping trend line indicates a negative relationship where y falls as x rises.

A bar chart shows profit margins: Q1 8%, Q2 12%, Q3 10%, Q4 14%. The greatest quarter-over-quarter increase occurred between:

Answer: Q1 and Q2

Q1 to Q2 rose 4 points, the largest single quarter-over-quarter gain.

A heat map uses darker shading for higher values. A nearly all-light row indicates that category has:

Answer: Consistently low values

Light shading throughout a row indicates low values across all columns for that category.

A cumulative frequency (ogive) curve reaches 100% at the highest value. At the 50% mark on the y-axis, the corresponding x-value is the:

Answer: Median

The x-value where cumulative frequency reaches 50% is the median.

Two pie charts compare 2024 and 2025 budgets. A slice's percentage grew but its dollar amount could still fall if:

Answer: The total budget shrank

A larger share of a smaller total can yield fewer absolute dollars, so percentages alone can mislead.

A line graph of stock price is very jagged with frequent ups and downs. This pattern best reflects:

Answer: High volatility

Frequent sharp swings up and down indicate high volatility.

On a scatter plot the points form a tight, narrow band around the trend line. This suggests the correlation is:

Answer: Strong

Points clustering tightly around the trend line indicate a strong correlation.