The null hypothesis is that the mean return is not 8% for the mutual fund. We take a random sample of annual returns of the mutual fund for, say, five years (sample) and calculate the sample mean.

Droogie had decided to experiment with the "NULL" plate, after checking with California's DMV and finding it surprisingly available. "Registration went through fine," he said, "no bugs or anything ...

I’m not a massive fan of personalized license plates, but even I feel a little bad for Joseph Tartaro, a security researcher who, at one point, had as much as $12,049 in traffic fines because of ...