graph LR
    idea_07aa4a83_fffc_41d7_bc31_f8e4ad9692d7["Standard Deviation and the Empirical Rule for Normally Distributed Data"]
    idea_3e5b3b56_5a74_410e_8c5b_708f43fe479c["Calculation of Arithmetic Means for Data Sets"]
    idea_81683026_e48e_4cb3_b76b_36e83bc4b74c["Histograms in Statistics"]
    idea_82bfc830_1c66_4144_93a2_c97816a1a61b["The Central Limit Theorem: Convergence of Sample Means to a Normal Distribution"]
    idea_8712e4fc_7bcb_4b0a_97a8_c4b332b2bd65["Mathematics in general"]
    idea_a7ab481a_2105_4be2_b5e7_c8396fc49352["Mathematics for nonmathematicians (engineering, social sciences, etc.)"]
    idea_ac9190b2_ae3f_463a_bd41_cd8a752b27c2["Expected Value"]
    idea_ad9fa65f_e4c0_464b_8ad0_a5a5f57e61f1["Mean and Standard Deviation"]
    idea_a7ab481a_2105_4be2_b5e7_c8396fc49352 --> idea_82bfc830_1c66_4144_93a2_c97816a1a61b
    idea_3e5b3b56_5a74_410e_8c5b_708f43fe479c --> idea_07aa4a83_fffc_41d7_bc31_f8e4ad9692d7
    idea_a7ab481a_2105_4be2_b5e7_c8396fc49352 --> idea_07aa4a83_fffc_41d7_bc31_f8e4ad9692d7
    idea_ad9fa65f_e4c0_464b_8ad0_a5a5f57e61f1 --> idea_82bfc830_1c66_4144_93a2_c97816a1a61b
    idea_81683026_e48e_4cb3_b76b_36e83bc4b74c --> idea_82bfc830_1c66_4144_93a2_c97816a1a61b
    style idea_82bfc830_1c66_4144_93a2_c97816a1a61b fill:#e5e7eb,stroke:#9ca3af,color:#374151
    style idea_a7ab481a_2105_4be2_b5e7_c8396fc49352 fill:#7f1d1d,stroke:#450a0a,color:#fca5a5
    style idea_ac9190b2_ae3f_463a_bd41_cd8a752b27c2 fill:#e5e7eb,stroke:#9ca3af,color:#374151
    style idea_07aa4a83_fffc_41d7_bc31_f8e4ad9692d7 fill:#e5e7eb,stroke:#9ca3af,color:#374151
    style idea_ad9fa65f_e4c0_464b_8ad0_a5a5f57e61f1 fill:#fef3c7,stroke:#f59e0b,color:#92400e
    style idea_81683026_e48e_4cb3_b76b_36e83bc4b74c fill:#fef3c7,stroke:#f59e0b,color:#92400e
    style idea_8712e4fc_7bcb_4b0a_97a8_c4b332b2bd65 fill:#7f1d1d,stroke:#450a0a,color:#fca5a5
    style idea_3e5b3b56_5a74_410e_8c5b_708f43fe479c fill:#fef3c7,stroke:#f59e0b,color:#92400e