In a memory test, the test subjects are shown 300 objects and are asked after two hours to name the objects. The historical records show that test subiects remember 75% of the objects after two hours....

Extracted text: In a memory test, the test subjects are shown 300 objects and are asked after two hours to name the objects. The historical records show that test subiects remember 75% of the objects after two hours. Answer the following. (If necessary, consult a list of formulas.) (a) Find the mean of p, where p is the proportion of objects that are remembered by a test subject. (b) Find the standard deviation of P- (c) Compute an approximation for Pp <0.78), which="" is="" the="" probability="" that="" fewer="" than="" 78%="" of="" the="" objects="" are="" remembered="" by="" a="" test="" subject.="" round="" your="" answer="" to="" four="" decimal="">