A painter spends 3 hours working on a painting. A sculptor spends 2 and 2/3 times as long working on a sculpture. How long does
2 answers:
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Answer:
(a) z = -1.53 --> P(x<z) = 0.0630
(b) z = -1.151 --> P(x<z) = 0,0655
(c) z = -0.63 --> P(x<z) = 0,2643
Step-by-step explanation:
To know the area that lies to the left, equal to P(x<z), the best way is to look at tables of standard normal curve.
(a) z = -1.53 --> P(x<z) = 0.0630
(b) z = -1.151 --> P(x<z) = 0,0655
(c) z = -0.63 --> P(x<z) = 0,2643
Answer:
switch 2 green triangle to left column and 1 blue square to the right
Step-by-step explanation:
2 blue square = 4 green triangle
1 blue square = 2 green triangle
