The table below 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.

Brand Model Price $($$$)$ Overall Score Voice Quality Talk Time $($hrs$)$

AT&T CL$841006073$ Excellent $7$

AT&T TL$922718070$ Very Good $7$

Panasonic $4773$B $10078$ Very Good $13$

Panasonic $6592$T $7072$ Very Good $13$

Uniden D$29974570$ Very Good $10$

Uniden D$17888073$ Very Good $7$

Vtech DS$65216072$ Excellent $7$

Vtech CS$66495072$ Very Good $7$

How many elements are in this data set?

What type of variable is:

Price?

Overall Score?

Voice Quality?

Talk Time?

What scale of measurement is use for:

Price?

Overall Score?

Voice Quality?

Talk Time?

What is the average price for the phones?

What is the average talk time for the phones?

What percentage of the phones have a voice quality of Excellent?