The mean annual salary for intermediate level executives is about $74000 per year with a standard deviation of $2000. A random sample of 36...

The mean annual salary for intermediate level executives is about $74000 per year with a standard deviation of $2000. A random sample of 36 intermediate level executives is selected. What is the probability that the mean annual salary of the sample is between $71000 and $73500?

0.067

0.885

0.334

0.933