Listed below is a total cost for a sample of eight Caribbean weddings. $9,700 $9,400 $11,700 $9,000 $9,100 $10,500 $ 9,100 $9,800 At the 0.05 significance level, is it reasonable to conclude the mean wedding cost is less than $10,000 as advertised?
(a) State the null and alternate hypothesis.
(b) How many degrees of freedom are there?
(c) Compute the value of t. what is the decision regarding the null hypothesis?