Descriptive Statistics from Exam Scores

Very Hard Data Analysis Descriptive Statistics

Consider the following dataset representing the exam scores of 15 students in a mathematics test:

45, 48, 52, 55, 55, 58, 60, 62, 65, 68, 73, 75, 78, 80, 85

Using this data, calculate the mean, median, mode, and standard deviation of the scores. Based on these statistics, answer the following question:

Which of the following statements is true regarding the dataset?

The mean score is 64.

The median score is 60.

The mode score is 55.

The standard deviation is less than 10.

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% Correct91%