ores on the Wechsler Adult Intelligence Scale for the 20 to 34 age group are approximately NORMALIY distributed with =110 and =23. What proportion of people aged 20 to 34 have IQ scores ABOVE 100.8 ? (Give your answer as a decimal between 0 and 1 .) What IQ score falls in the LOWEST 25% of the distribution? How hiah an IO score is needed to be in the HIGHEST 5% of the distribution.