can someone please help me with this question:

According to a survey in 2009, 37 % of college graduates in Ontario said that their income
was not what they expected. Assuming that this percentage is true for the current year, let
be the proportion of students in a random sample of 300 who will say that their salary was
not what they expected. Calculate the mean and standard deviation of and comment on the
shape of its population.

Question

can someone please help me with this question:

According to a survey in 2009, 37 % of college graduates in Ontario said that their income
was not what they expected. Assuming that this percentage is true for the current year, let
be the proportion of students in a random sample of 300 who will say that their salary was
not what they expected. Calculate the mean and standard deviation of and comment on the
shape of its population.