Valores y anti valores de la lectura el sueño de una noche de verano (William Shakespeare)

Suppose that a population parameter is 0.4 and many samples are taken from the population. If the size of each sample is 30, what is the standard error of the distribution of sample proportions?

in my life i wake up get ready for school then i eat breakfast similar to maarit but i do not need to feed chickens or do anything else in the morning. once i am at school i study many different subjects and like maarit my favorite subject is math. then i go home like maarit i do my homework. then unlike maarit i do all my chores right after i do my homework. then i eat dinner and watch t.v until i go to bed. then i wake up and repeat the process once again until the weekend. on the weekend i do nothing i don’t go anywhere with my father i just relax