# statistics

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Question description

• Using contingency tables to solve probabilities
• Joint probabilities
• Dependent and Independent Events
• Conditional Probability (Given)
• Combinations, Permutations and Counting Rules

• Binomial probabilities, including the standard deviation and variance of the distribution
• Poisson distributions
• Expected value, BUT NOT the standard deviation and variance of a Discrete Distribution

uoscar
School: Rice University

The solution is attached in pdf and word format (same info).Please, give me feedback.

Question
The following table shows part of the probability distribution for the number of Wookies that
play chess at Chalumβs Spaceport Cantina on Saturday nights. The mean of the distribution is
known to be 1.55. What are the missing values for A and B, (1 and 3)?
Number of Wookies
0
1
2
3
4

P(Wookies)
0.30
π₯
0.25
π¦
0.10

Solution
0.30 + π₯ + 0.25 + π¦ + 0.1 = 1
0.65 + π₯ + π¦ = ...

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Review

Anonymous
Top quality work from this guy! I'll be back!

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