A professor claimed that a majority (more than 50%) of her students believe in ghosts. To test her claim she polled 250 students. Of those polled 145 said yes, they believe in ghosts. With a significance level of a=0.05 do these results support her claim? What is the decision, reject the null or fail to reject the null? Is the claim supported?
O reject null, support claim
O fail to reject null, support claim
O reject null, do not support claim
O fail to reject null, do not support claim