Scores on the GRE (Graduate Record Examination) are normally distributed with a mean of 565 and a standard deviation of 82. Use the 68 dash 95 dash 99.7 Rule to find the percentage of people taking the test who score above 811.
The percentage of people taking the test who score above 811 is nothing %.

Question

Scores on the GRE​ (Graduate Record​ Examination) are normally distributed with a mean of 541 and a standard deviation of 101.  Use the 68-95-99.7 Rule to find the percentage of people taking the test who score between 238 and 844
   
The percentage of people taking the test who score betweenbetween 238 and 844 what %?

PsyDAG · Answer

Z = (score-mean)/SD = (844-541)/101 = 303/101 = 3

becky · Answer

Scores on the GRE​ (Graduate Record​ Examination) are normally distributed with a mean of 565 and a standard deviation of 82. Use the 68 dash 95 dash 99.7 Rule to find the percentage of people taking the test who score above 811. The percentage of people taking the test who score above 811 is nothing %.

Scores on the GRE​ (Graduate Record​ Examination) are normally distributed with a mean of 541 and a standard deviation of 101. Use the 68-95-99.7 Rule to find the percentage of people taking the test who score between 238 and 844

Scores on the GRE (Graduate Record Examination) are normally distributed with a mean of 541 and a standard deviation of 101. Use the 68-95-99.7 Rule to find the percentage of people taking the test who score between 238 and 844