1. If a student's course grade was a B, what is the probability that a randomly selected student did at least 30 minutes of home
work at night? 2. Are the events "did at least 30 minutes of homework l" and "course grade is a B" independent? Explain your answer.
1 answer:
Answer:
Step-by-step explanation:
i. 0.21 over 0.30
ii. Independent
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Your answer is A :)
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Step-by-step explanation:
8z (3x^2 +y)
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Answer:
D
Step-by-step explanation:
