Let A and B be events with P (A)=0.4, P (B)=0.6, and P (A or B)=0.7. (a) Compute P (A and B). (b) Are A and B mutually exclusive? Explain. (c) Are A and B independent? Explain.

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A: The data have been split according to our requirements as follows.Obs.2…

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A: The analysis done by an Expert is 100% correct and even decision is being taken.

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A: X1=3025, X2=1100, n2=2150

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A:

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Q: I need help with trying to solve (b) Please help.

A: GenerationxyMillennials3936Gen X5451Boomers6558Silent/Greatest Generation7366

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A: Observation1234567di-0. 41.1-3. 3-3. 80.6-2. 5-2. 9

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A: From the provided information,

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A: The sample size is 20 with a standard deviation of 0.2475.

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A: Definition of Null and Alternative Hypothesis Null Hypothesis - There is no significant difference…

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A: Given informationn=

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A: n1=800   , x1=504n2=1000   , x2=625

Q: A random sample of 15 customers in two different banks were selected and their wait times (in…

A: For bank A and bank BN=15=0.01