Based on the Chart, What Was the Median Mark (Approximately)

question 21

Multiple Choice

Based on the chart, what was the median mark (approximately) ?

• A)58%
• B)77%
• C)65%
• D)72%

Calculate and interpret chi-square statistics for given data sets.

Understand the process of calculating chi-square statistics for given data.

Apply decision rules for hypothesis testing based on chi-square statistics.

Calculate expected frequencies for categories within datasets.

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