The coefficient for the price of a dozens rose is statistically significant
at the 95% level.
It shows that, on average, the quantity of roses sold decreases by
2227.7 dozen as the price increases by $1 during the sample period. The
other coefficient are not statistically different from zero; p-vaule for
the carnation coefficient is 0.3027, for disposable income, p = 0.8412;
for trend p=0.078.
For the log-linear model, in the Equation Specification dialogue box type "log(y) c log(x2) log(x3) log(x4) log(x5)" , then click OK button and the results are as follows:
The coefficient for the Lnprice of a dozens rose is statistically significant
at the 95% level.
It shows that, on average, the quantity of roses sold decreases by
1.27% as the price increases by 1% during the sample period. The
other coefficient are not statistically different from zero; p-vaule for
the carnation coefficient is 0.1828, for disposable income, p = 0.1815;
for trend p=0.1833.