Which measurement level (nominal, ordinal, interval, ratio) is each of the following variables? Explain.
a. Number of employees in the Walmart store in Hutchinson, Kansas.
b. Number of merchandise returns on a randomly chosen Monday at a Walmart store.
c. Temperature (in Fahrenheit) in the ice-cream freezer at a Walmart store.
d. Name of the cashier at register 3 in a Walmart store.
e. Manager’s rating of the cashier at register 3 in a Walmart store.
f. Social Security number of the cashier at register 3 in a Walmart store.