The median price of existing homes: a. has increased over the past 30 years, thereby acting as a hedge against inflation.
b. has risen less than the Consumer Price Index.
c. always increases in value.
d. tends to be countercyclical, thereby acting as a hedge against the business cycle.
e. remains constant over time.

The usa today reports that the average expenditure on valentine's day is $100.89. do male and female consumers differ in the amounts they spend? the average expenditure in a sample survey of 47 male consumers was $135.67, and the average expenditure in a sample survey of 38 female consumers was $68.64. based on past surveys, the standard deviation for male consumers is assumed to be $34, and the standard deviation for female consumers is assumed to be $17.