Yesterday, 7 friends planned their camping trip. they spent $9 per person to buy food for their trip. Write two equivalent expre
2 answers:
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Answer:
Step-by-step explanation:
This is a normal distribution question with
Mean = 153
Standard Deviation= 10
Since we know that score
a)
P(x > 150.0)=?
The z-score at x = 150.0 is,
This implies that
P(x > 150.0) = P(z > -0.3)
= 1 - P(z < -0.3) = 1 - 0.3820885778110474
P(x > 150) = 0.6179
