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5. How does an increase in sample size affect our calculation of probabilities? 6. The distribution of annual snowfall (in feet) for a certain county is slightly skewed left with u = 5.8 feet and size of 100? o = 2.3 feet. Which of the following would represent a sampling distribution of sample means with a sample (a) 40 - 23 1 =58 (b) (c) 6 = 0.23 20-0,-23 0.12- 13 H -58 Relative frequency 17 A Frequency DO 21 5.8 Frequency 1.8- 24 6 -20 2 4 6 8 1012 Snowfall fin feet) Snow fall (in feel Snowfall tin feen