mine whether these statements are TRUE (T) or FALSE (F) a) As the size of a sample increases, the mean of the distribution of the sample means increases, Explain (I point) b) As the size of a sample increases, the standard deviation of the distribution of the sample means increases. Explain. (1 point) c) A sampling distribution is normal only when the population is normal. Explain. (1 point) d) If the size of a sample is at least 30, then you can use z-scores to determine the probability that mean falls in a given interval of the sampling distribution. Explain. (1 poi