# Question

The Metra Train Company was interested in knowing the educational background of its customers. The company contracted a marketing ﬁrm to conduct a survey with a random sample of 50 commuters at the train station. In the survey, commuters were asked to disclose their educational attainment. The results shown were obtained.

(a) Construct a frequency distribution of the data.

(b) Construct a relative frequency distribution of the data.

(c) Construct a relative frequency bar graph of the data.

(d) Construct a pie chart of the data.

(e) What is the most common educational level of a commuter?

(a) Construct a frequency distribution of the data.

(b) Construct a relative frequency distribution of the data.

(c) Construct a relative frequency bar graph of the data.

(d) Construct a pie chart of the data.

(e) What is the most common educational level of a commuter?

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