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# Of 13 randomly selected college students, 12 said that they are on a socialnetworking website.

Of 13 randomly selected college students, 12 said that they are on a socialnetworking website. Construct a 95% small-sample confidence interval for the proportion of all students at the college who are on the social-networking website. Note the sample size.

a. (0.78, 1.07)

b. (0.67, 0.98)

c. (0.64, 1.00)

d. (0.50, 1.00)