Standard Deviation #1 Welcome! You are encouraged to register with the site and login (for free). When you register, you support the site and your question history is saved.In a survey, each of 6 students indicated the number of years of work experience he or she had obtained prior to graduate school. What was the standard deviation of the number of years of work experience of the 6 students?(1) The average (arithmetic mean) number of years was 6.(2) Each student had obtained the same number of years of experience. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. EACH statement ALONE is sufficient. Statements (1) and (2) TOGETHER are NOT sufficient. Review Answer