Which of the following about the normal distribution is NOT true?
举一反三
- Which of the following statements is not a property of the normal probability distribution?
- Which of the following about the normal distribution is NOT true? A: Theoretically, the mean, median, and mode are the same B: About 68% of the observations fall within ±1 standard deviation from the mean C: Its parameters are the mean, μ, and standard deviation, σ D: It is a discrete probability distribution.
- Which of the following statement about the normal distribution is FALSE() A: It is completely described by its mean and standard deviation. B: It has a skewness of 1. C: It is bell-shaped.
- Which of the following is true about the sampling distribution of the sample mean? A: The mean of the sampling distribution is always μ. B: The standard deviation of the sampling distribution is always σ. C: The shape of the sampling distribution is always approximately normal. D: D) All the alternatives are correct
- Which of the following is NOT true about the Times?