Question 1202390:  I am trying to figure out the relative frequency using the 68-95-99.7 rule. I understand it up until I have to figure out the RF is of a number or less, and vice versa, of a number or more.  
 Answer by ikleyn(52903)      (Show Source): 
You can  put this solution on YOUR website! .
 
 
I do not see any question in your post.
 
 
What  I  see in it,  are the statements,  only,  that do not require my response.
 
 
 
            But any way,  look into these  Internet sources
 
 
 
https://math.answers.com/statistics/What_is_the_relative_frequency_of_score_less_than_120_using_the_68-95-99.7_rule_if_a_set_of_test_scores_is_normally_distributed_with_a_mean_of_100_and_a_standard_deviation_of_20
 
 
 
https://www.algebra.com/algebra/homework/Probability-and-statistics/Probability-and-statistics.faq.question.275401.html
 
 
 
https://math.libretexts.org/Courses/Prince_Georges_Community_College/MAT_1130_Mathematical_Ideas_Mirtova_Jones_(PGCC%3A_Fall_2022)/04%3A_Statistics/4.05%3A_The_Normal_Distribution
 
 
 
Please let me know if you find there something useful and relevant to your needs.
 
 
 
 
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