Patterns and Data Analysis Quiz

Which of the following is an example of a small-scale pattern?

• High incidence of waterborne diseases correlating exclusively among the people of a particular district.

• The overall trend of cereal prices decreasing over a year.

• The average temperature of a country.

• The total population of a continent.

Why might certain health conditions cluster in particular geographical areas, according to the text?

• People from a particular group may apply similar coping mechanisms.

• All areas have the same health conditions.

• Health conditions are randomly distributed.

• Only large-scale patterns affect health.

Which of the following is a reason why identifying clusters in data can be important?

• It helps distinguish characteristics of different groups or areas

• It always leads to statistical errors

• It makes data less useful

• It only applies to rural areas

Which of the following best describes a "long-tail" pattern in data?

• Data rises slowly and then falls quickly

• Data rises steeply, falls off sharply, and then levels off over a large range of low values

• Data remains constant over time

• Data fluctuates randomly with no clear pattern

What is a key challenge in identifying trends when viewing data collected over a short period of time?

• The data is always stable

• The data is too complex to analyze

• The length of time each data point represents is short

• The data is always increasing

What does a unidirectional line pattern in a graph typically indicate?

• Values are consistently increasing or decreasing over time

• Values are randomly scattered

• Values are always at their maximum

• Values never change

What is the main focus when examining distributions in data?

• The color of the points in the graph.

• The full range, central tendency, and shape of the distribution.

• The number of bars in a bar graph.

• The type of graph used.

If the number of visitors to a health centre is evenly distributed across all age groups, which pattern does this represent?

• Uniform

• Skewed

• Multi-modal

• Exceptions

What does the "central tendency" of a distribution refer to?

• A single-value summary of the full set, such as the median.

• The area in the graph where no points appear.

• The shape of the distribution.

• The number of clusters in the data.

Which pattern is described by "points are arranged in a way that forms a pattern that looks like a curved line"?

• Non-linear trends

• Linear trends

• Clusters

• Uniform