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题库 / OG2020-DS-377
A certain list, L, contains a total of n numbers, not necessarily distinct that are arranged in increasing order. If~$ L_1$~ is the list consisting of the first ~$n_1$~, numbers in L and ~$L_2$~ is the list consisting of the last ~$n_2$~, numbers in L ,is 17 a mode for L ?
1. 17 is a mode for ~$L_1$~ , and 17 is a mode for ~$L_2$~
2.~$n_1$~+~$n_2$~=n
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.
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