A travel association survey asked travellers about the purpose of their visit. Nineteen per cent responded it was to visit relatives. Suppose 950...

A travel association survey asked travellers about the purpose of their visit. Nineteen per cent responded it was to visit relatives. Suppose 950 travellers are selected at random. What is the probability the proportion who say their reason for visiting relatives is:

c)    What is the value of p^  below which 5% of all sample proportions lie?