How many times greater is one minute than one second
2 answers:
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First get y by its self , then graph , find intersection point and plug in x and y to both equations, see if it makes sense , then the solution must be you intersection point
Let T = the distance, in miles, a tire lasts
T ~ N(70000,4400<span>²</span>)
P(T
75000)
= P(Z
)
= P(Z
)
≈ P(Z 1.14)
= 1 - P(Z < 1.14)
≈ 1 - 0.8729
= 0.1271
T ~ N(70000,4400<span>²</span>)
P(T
= P(Z
= P(Z
≈ P(Z
= 1 - P(Z < 1.14)
≈ 1 - 0.8729
= 0.1271