The banking industry claimed that less than 80% of their customer's aged over 65 used computers at home to make regular bill payments online for such things electricity, gas and telephone. An independent research company decided to test this claim. A random sample of 150 bank customers over age 65 was selected with 109 found to make regular bill payments online.

Question 5

The null and alternative hypotheses are given by

Select one:

a. H0:p=0.80H0:p=0.80 and H1:p0.80H1:p0.80

b. H0:p0.80H0:p0.80 and H1:p>0.80H1:p>0.80

c. H0:p0.80H0:p0.80 and H1:p<0.80H1:p<0.80

d. H0:p 0.72H0:p0.72 and H1:p <0.72H1:p<0.72

e. H0:p 0.72H0:p0.72 and H1:p >0.72