Answer:
x=-9
Step-by-step explanation:
5x+1=7x+19
1 = 7x-5x +19
1-19 = 2x
-18/2 = x
x = -9
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Since 74% of the middle area is bounded, this means that
there is 13% on the left side, and another 13% on the right side.
P (left) = 0.13
P (right ) = 1 - 0.13 = 0.87
At this P values, the z scores are approximately:
z score (left) = -2.22
<span>z score (right) = 1.13</span>
Answer: c
Step-by-step explanation:
6 + (10 x 2) = 26 = (12+1)*2
Answer:
2.64
Step-by-step explanation:
- 13.20 × 1 = 13.20
- 13.20 ÷ 5 = 2.64