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Questions and Answers
What is the primary purpose of a cumulative distribution function?
What is the primary purpose of a cumulative distribution function?
- To determine the population mean of a normal distribution
- To calculate the standard deviation of a uniform distribution
- To find the probability of a value less than or equal to a specific value (correct)
- To identify the probability density function of a normal distribution
In a standard normal distribution, what is the mean and standard deviation?
In a standard normal distribution, what is the mean and standard deviation?
- Mean = 0, standard deviation = 1 (correct)
- Mean = 3, standard deviation = 4
- Mean = 2, standard deviation = 3
- Mean = 1, standard deviation = 2
What is the purpose of the standard normal distribution table?
What is the purpose of the standard normal distribution table?
- To calculate the probability of a value under the curve (correct)
- To identify the probability density function of a normal distribution
- To find the probability of a value less than or equal to a specific value
- To determine the population mean of a normal distribution
What is the normal approximation to the binomial distribution used for?
What is the normal approximation to the binomial distribution used for?
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What is the purpose of continuity correction in normal approximation to binomial distribution?
What is the purpose of continuity correction in normal approximation to binomial distribution?
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