For the 14 materials with both a dielectric strength and resistivity listed in Table 19-7, plot the dielectric strength as a function of resistivity. Assume log average values for the resistivity ranges.

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Material Polyethylene Teflon Polystyrene PVC Nylon Rubber Phenolic Epoxy Paraffin wax Fused silica Soda-lime glass Al₂O3 TiO₂ Mica BaTiO3 Water Dielectric Constant (at 60 Hz) 2.3 2.1 2.5 3.5 4.0 4.0 7.0 4.0 3.8 7.0 9.0 (at 106 Hz) 2.3 2.1 2.5 3.2 ♡♡ 3.6 3.2 4.9 3.6 2.3 3.8 7.0 6.5 14-110 7.0 2000-5000 78.3 Dielectric Strength (106 V/m) 282988 20 20 20 40 20 24 12 18 10 10 10 8 40 12 tan 8 (at 106 Hz) 0.00010 0.00007 0.00020 0.05000 0.04000 0.05000 0.00004 0.00900 0.00100 0.00020 ~0.0001 Resistivity (ohm. cm) > 1016 1018 1018 1012 1015 1012 1015 1013-1019 10¹1-1012 1015 1011-1013 1013-1018 1013 108-1015 1014