Examlex
A survey asked adult respondents how dependent they were on various electronic devices. The accompanying table summarizes the responses. Select a comparative bar chart that shows the distributions of responses for the three different technologies.
Chance
The occurrence of events in the absence of any deliberate intention or predictable causation, often used to describe random variability in data.
Confidence Interval
A range of values derived from sample data that is likely to contain the true population parameter with a certain level of confidence.
Statistically Significant
Indicates that an observed effect or result is unlikely to have occurred by chance, suggesting a real impact or difference that is not due to random variation.
Inferential Statistics
A branch of statistics focused on drawing conclusions about populations based on samples.
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