The Following National Weather Report Gives the Temperatures and Weather

Short Answer

The following national weather report gives the temperatures and weather conditions on the previous day in cities across the nation.
$\begin{array}{|l|c|c|l|}\hline {\text { City }} & \text { Hi } & \text { Low } & \text { Condition } \\\hline \text { Albany, N.Y. } & 88 & 60 & \text { cloudy } \\\hline \text { Chicago } & 92 & 64 & \text { d ear } \\\hline \text { Dallas-Ft. Worth } & 89 & 72 & \text { cloudy } \\\hline \text { Denver } & 75 & 54 & \text { clear } \\\hline \text { Hartford } & 88 & 61 & \text { cloudy } \\\hline \text { Honolulu } & 86 & 70 & \text { clear } \\\hline \text { Kansas City } & 93 & 74 & \text { clear } \\\hline \text { Los Angeles } & 80 & 62 & \text { cloudy } \\\hline \text { Nashville } & 94 & 72 & \text { rain } \\\hline \text { New York City } & 90 & 69 & \text { rain } \\\hline \text { Philadelphia } & 90 & 67 & \text { rain } \\\hline\end{array}$
a. How many elements are in this data set?
b. How many variables are in this data set?
c. How many observations are there in the above data set?
d. Which variables are categorical and which are quantitative?
e. What measurement scale is used for temperature and weather conditions?