Math (PS)
The following table shows results of a quality inspection of a lot of 15 mirrors.
| Defects | Frequency |
| 0 | 6 |
| 1 | 1 |
| 2 | 4 |
| 3 | 3 |
| 4 | 1 |
The difference between the median number of defects and the average number of defects in the sample checked is between:
(A) -1 and 0
(B) 0 and 0.5
(C) 0.5 and 1
(D) 1 and 1.5
(E) 1.5 and 2
Verbal (SC)
Among lower- paid workers, union members are less likely than non union members to be enrolled in lower- end insurance plans imposing stricter limits on medical services and requiring doctors to see more patients, and spend less time with each.
(A) imposing stricter limits on medical services and requiring doctors to see more patients, and spend
(B) imposing stricter limits on medical services , requiring doctors to see more patients, and spending
(C) that impose stricter limits on medical services, require doctors to see more patients, and spend
(D) that impose stricter limits on medical services and require doctors to see more patients, spending
(E) that impose stricter limits on medical services, requiring doctors to see more patients and spending
Read the full article: GMAT Question of the Day (Sep 24): Statistics and Sentence Correction
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