Table 1.7 shows data for eight phones (Consumer Reports). The Overall Score, a measure of the overall quality for the phone, ranges from 0 to 100. Voice Quality has possible ratings of poor, fair, good, very good, and excellent. Talk

Time is the manufacturer’s claim of how long the phone can be used when it is fully charged.
a. How many elements are in this data set?
b. For the variables Price, Overall Score, Voice Quality, and Talk Time, which variables are categorical and which variables are quantitative?
c. What scale of measurement is used for each variable?

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TABLE 1.7 DATA FOR EIGHT CORDLESS TELEPHONES Overall Score Model Price ($) Brand AT&T CL84100 AT&T 60 73 TL92271 80 70 Panasonic 4773B 78 Panasonic 6592T 72 Uniden D2997 70 Uniden D1788 73 Vtech DS6521 72 Vtech CS6649 72 100 70 ! 45 0 50 50 80 60 Voice Quality Excellent Very Good Very Good Very Good Very Good Very Good Excellent Very Good Handset on Base Yes No Yes No No Yes No Yes Talk Time (Hours) 7 7 13 13 10 7 7 7