2.5 DVRs The digital video recorder (DVR) player is a common fixture in most Canadian households. In fact, most Canadian households have DVRs, and many have more than one. A sample of 25 households produced the following measurements on x, the number of DVRs in the household:

a. Is the distribution of x, the number of DVRs in a household, symmetric or skewed? Explain.

b. Guess the value of the mode, the value of x that occurs most frequently.

c. Calculate the mean, median, and mode for these measurements.

d. Draw a relative frequency histogram for the data set. Locate the mean, median, and mode along the hori- zontal axis. Are your answers to parts a and b correct?

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