17. DVRs Most American households have one digital video recorder (DVR), 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, the median, and the mode for these measurements.

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

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