Answer:
D)
Step-by-step explanation:
ASSUMING NORMAL DISTRIBUTION, LESS THAN 10% AT LOWER END
OF 15.34 MEANS [DENOTING MEAN BY M AND Standard Deviation. BY S]
M±AS=20%....................M-AS=15.34
FOR 20% LEVEL .......A=1.281........FROM TABLES
M-1.281×S=15.34............................1
SIMILARLY
M±BS=40%...................M+BS=16.31
FOR 40% LEVEL .............B=0.841...................FROM TABLES
M+0.841×S=16.31.............................2
EQN.2 - EQN.1
2.122×S=0.97
S=0.457=0.46
M=15.926= 15.93
HENCE, D IS THE ANSWER
that is D. μ = 15.93, σ =.46
Answer:
she can't.
Step-by-step explanation:
13456.44/36=373.79
5/100 x 100/1 = ?
10/100 x 20/1= ?
Answer:
$4.80
Step-by-step explanation:
By adding the prices together, you can determine that the 5 pounds of the trail mix cost $24.
Simply divide 24 by 5 to get the price per pound, and you will get 4.8
Answer:
6x-5/2
Step-by-step explanation:
4x+1/2+2x+(-3)
4x+2x+1/2-3
6x+1/2-3
6x+1/2-6/2
6x-5/2