Table 9 shows the top 6 bands played on alternative rock station Live 105 on April 18, 2014. The table includes the bands€™ frequencies (numbers of times played that day) and their relative frequencies.

a. Construct a frequency bar graph.
b. Construct a relative frequency bar graph.
c. Are the bar graphs you constructed examples of descriptive statistics or inferential statistics? Explain.
d. Of the songs played on Live 105 on April 18, 2014, that were recorded by the bands listed in Table 9, what proportion were recorded by Arctic Monkeys OR Cage the Elephant?
e. On the basis of the relative frequencies totaling 0.999, rather than 1, a student concludes that nonsampling error happened. What would you tell the student?

Table 9 Top 6 Bands Played on Live 105 Band Frequency Relative Frequency Arctic Monkeys The Black Keys Fitz and the Tantrums Bastille Cage the Elephant The Neighborhood Total 16 15 14 0.205 0.192 0.179 0.141 0.141 0.141 0.999 78