1 (80 pts. ) Using the data below, develop cumulative percentage distribution for the data and determine (a) average spe
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1 (80 pts. ) Using the data below, develop cumulative percentage distribution for the data and determine (a) average spe
1 (80 pts. ) Using the data below, develop cumulative percentage distribution for the data and determine (a) average speed, (b) 85th-percentile speed, (c) 15th percentile speed, and (d) median speed. speed Speed speed speed Car No Car No. Car No Car No. 23 SE 35.1 44.0 45.8 68 to 46 25 LE 47.8 47.1 34.8 52.4 49.1 37.1 70 46.1 542 523 573 46.8 578 36. 558 43 12 36.3 51.0 56.0 49.1 49.2 56.4 IN 45.4 18.6 52.0 19.8 27 28 18 40 50 5 52 49.5 5 13 50.1 SL SON 38 72 73 74 75 76 77 78 70 32 128 sot 12 13 57 200 53.7 10.8 54.5 51.6 ST 60.1 INS 521 48.7 OLS 56.6 IN 41 48.0 36 37 3N SO SI 15 50 60 OS axt 45.2 41.1 55.1 502 5 45. 55.2 45.1 54.1 54.0 18 40 11 59. 400 59 ST SN 53 534 6 150 SO 20 21 22 EE ST Lt 14 14 48 60 495