Four students have applied to a special program and only one can be accepted. they have taken a battery of 12 tests and all have exactly the same average score. the standard deviation of their test scores are: student a = 3.12, student b = 0.27, student c = 13.45, student d = 6.45. if consistency of performance is a criteria for acceptance, which of the four students should be selected?

B

Step-by-step explanation:

Given

Every student secure same average score

Standard deviation is denoted by \sigma

Consistency is criteria of acceptance then Student should be selected the standard deviation is least for student B.

Standard deviation tells how a data varies from mean Position .

More Deviation from mean indicates less consistency .

my acc plz

step-by-step explanation:

y=20x

: )

hope this