Models for solving

[vinay1983]

One of the models for solving missing data problems have proven useful in a surprisingly wide variety of situations and assumes that the variables are jointly 'multivariate normal'

A) have proven useful in a surprisingly wide variety of situations and assumes that the

B) has proven useful in a surprisingly wide variety of situations and assumes that the

C) has proven useful in a surprisingly wide variety of situations and assume that the

D) have proven useful in a surprising wide variety of situations and assume that the

E) has proven useful in a surprising wide variety of situations and assumes that the

[sanjoy18]

Answer :B

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Hi vinay1983,

This SC is based on two rules that are fairly easy to spot:

1) Subject-Verb agreement: The subject of this SC is "ONE", so we need the verbs "HAS" and "ASSUMES"

2) Modification: the correct word to describe the "wide variety of situations" is "SURPRISINGLY"

Final Answer: B

GMAT assassins aren't born, they're made,
Rich