A 2003 Study Reported in the Journal of Consumer Affairs

A 2003 study reported in the Journal of Consumer Affairs examined how well consumers protect themselves from identity theft. The study surveyed a random sample of 61 college students and 59 non-students, and asked each participant, "Have you used personal information (such as birth date, pet name, etc.) when creating a password?" For the students, 22 agreed with this statement, while 30 of the non-students agreed.
-If we increased the confidence level from 95% to 99%, all else remaining the same, the width of the confidence interval would

A) increase.
B) remain the same.
C) decrease.

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