The variance of a Poisson distribution is equal to _______.
举一反三
- A Poisson distribution with µ = .60 is a:
- The long-run average or mean of a Poisson distribution is usually referred to as _______.
- A binomial distribution for which the number of trials n is large can well be approximated by a Poisson distribution when the probability of success, p, is:
- Gaussian distribution A: equal probability B: normal distribution C: area of a circle D: hash table
- When the sample sizes are equal, the pooled variance of the two groups is the average of the two sample variances.