Answer:

And replacing:

And the deviation:

And the distribution is given:

Step-by-step explanation:
For this case we have the following info given :

And the deviation would be 
For this case we select a sample size of n = 5 and the distirbution for the sample mean would be:

And replacing:

And the deviation:

And the distribution is given:

Answer:
Gordon types at 76 wpm
Step-by-step explanation:
You can find this by dividing the number of words typed by the number of minutes:

The awnser would be c or 54 in that case