2) 33*35=1155
A= 3⁻²= 1/3²= 1/9
B=3²=9
C=3⁸= 6561
D=3¹⁵= 14.348.907
What solid figure has eight edges
2 answers:
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2) 33*35=1155
A= 3⁻²= 1/3²= 1/9
B=3²=9
C=3⁸= 6561
D=3¹⁵= 14.348.907
A. X ~ N(66, 6.25)
b.
Using a standard normal probability table to find probability values for the z-scores, we get:
P(65 < X < 69) = 0.1554 + 0.3849 = 0.5403
c. z= 0.524 and -0.524
1.31 = X - 66
X = 67.31
When z = -0.524, X = 64.69.
P(64.69 < X < 67.31) = 0.4
b.
Using a standard normal probability table to find probability values for the z-scores, we get:
P(65 < X < 69) = 0.1554 + 0.3849 = 0.5403
c. z= 0.524 and -0.524
1.31 = X - 66
X = 67.31
When z = -0.524, X = 64.69.
P(64.69 < X < 67.31) = 0.4