The mean yearly rainfall in Sydney Australia is about 137 mm

Last updated: 11/2/2023

The mean yearly rainfall in Sydney Australia is about 137 mm and the standard deviation is about 69 mm Assume yearly rainfall is normally distributed Round the probabilities to four decimal places It is possible with rounding for a probability to be 0 0000 a State the random variable Select an answer A b Find the probability that a randomly selected year of rain in Sydney Australia has a yearly rainfall of 211 4 mm or more c Find the probability that a randomly selected year of rain in Sydney Australia has a yearly rainfall of 248 4 mm or less d Find the probability that a randomly selected year of rain in Sydney Australia has a yearly rainfall between 211 4 and 248 4 mm e Find the probability that a randomly selected year of rain in Sydney Australia has a yearly rainfall that is at most 33 5 mm f Is a yearly rainfall of 33 5 mm unusually low for a randomly selected year of rain in Sydney Australia Why or why not Select an answer g What yearly rainfall do 44 of all years of rain in Sydney Australia have more than Round your answer to two decimal places in the first box Put the correct units in the second box