First double click the X and Y data series, then a spreadsheet for
those data will
be displayed. Click the "Edit +/-" buttom and then edit the 5th
observation to "na",
after that use the "Estimate Equation" in the "Quick" option to run
the regression
again.
And here are the results:
And then click the "View" buttom, then choose "Residual Tests" and
"White-Heterokedasticity (no cross-term)", and the results like this.