please help me answer this.thank you

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Question Answered step-by-step please help me answer this.thank you please help me answer this.thank you Image transcription textAbout what percentage of the 1 point area under the normal distribution curve falls within 1 standard deviationabove and below the mean? 0 About34% 0 About 68% 0 About 95% 0 About 99.7% Given X— =20 and 3:4.Find the 1 point value of the standard normal random variable (2) given a normal random variable X=30? O 2.5 … Show more Math Statistics and Probability Share QuestionEmailCopy link Comments (0)

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Neeed help urgently