Question Solved1 Answer Question 3. 10 pts A distribution of measurements is relatively mound-shaped with mean 60 and standard deviation 15. a. (3 pts) What proportion of the measurements will fall between 45 and 75. b. (3 pts) What proportion of the measurements will fall between 30 and 90. c. (4 pts) What proportion of the measurements will fall between 75 and 90. Question 3. 10 pts A distribution of measurements is relatively mound-shaped with mean 60 and standard deviation 15. a. (3 pts) What proportion of the measurements will fall between 45 and 75. b. (3 pts) What proportion of the measurements will fall between 30 and 90. c. (4 pts) What proportion of the measurements will fall between 75 and 90.

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Transcribed Image Text: Question 3. 10 pts A distribution of measurements is relatively mound-shaped with mean 60 and standard deviation 15. a. (3 pts) What proportion of the measurements will fall between 45 and 75. b. (3 pts) What proportion of the measurements will fall between 30 and 90. c. (4 pts) What proportion of the measurements will fall between 75 and 90.
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Transcribed Image Text: Question 3. 10 pts A distribution of measurements is relatively mound-shaped with mean 60 and standard deviation 15. a. (3 pts) What proportion of the measurements will fall between 45 and 75. b. (3 pts) What proportion of the measurements will fall between 30 and 90. c. (4 pts) What proportion of the measurements will fall between 75 and 90.
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SolutionGiven,(1)mean mu=60Standard deviation x=15By using Gmpioical Rule,=>68% of data fall withn one stondard deviation 95% of date fall withon two standare deriation 99.7% of data fall within three standard deviation.a){:[P(45 < x < 75)=P((45-60)/(15) < (x-mu)/(pi) < (75-60)/(15))],[= ... See the full answer