W (9 What percentage of the area under the normal curve lies to the a. left of u? b. Between μ - σ and μ + σ? с. Between u - За and u + Зо ? Expert Answer Anonymous answered this Was this answer...

Extracted text: W (9 What percentage of the area under the normal curve lies to the a. left of u? b. Between μ - σ and μ + σ? с. Between u - За and u + Зо ? Expert Answer Anonymous answered this Was this answer helpful? 40,376 answers Empirical Rule holds only for normal populations, and states that: Approximately 68% (or 68.27%) population lies within 1 standard deviation Approximately 95% (or 95.45%) population lies within 2 standard deviation Approximately 99.7% (or 99.73%) population lies within 3 standard deviation a) 50% b) 68% c) 99.7%