A random sample of 800 people found that 408 celebrate Valentine's Day. Find a point estimate (p-hat) for p, the population proportion of people who celebrate Valentine's Day.

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square

no because after the troops were pulled many blacks were killed by hangings lynchings and other cruel ways which in a way interrupted the reconstruction of the south and differed from the way abraham lincoln had an idea of reconstruction