2 Row Items Sales Card Type Gender Country Age Martial Status 1 19 $50.61 visa-e

Question

2

Row Items Sales Card Type Gender Country Age Martial Status 1 19 $50.61 visa-electron Male China 35 2 2 14 $105.37 mastercard Female China 22 2 3 11 $90.21 maestro Female Russia 52 2 4 20 $280.84 visa Male China 38 1 5 18 $265.68 jcb Male China 44 1 6 19 $103.63 americanexpress Female Indonesia 56 2 7 17 $215.00 jcb Male Dominican Republic 51 1 8 20 $168.06 laser Male Czech Republic 25 1 9 3 $181.42 maestro Female China 41 1 10 11 $240.51 mastercard Female China 44 1 11 17 $260.56 jcb Male China 58 1 12 17 $170.56 jcb Female Belarus 28 2 13 14 $71.42 diners-club-carte-blanche Male Sweden 41 1 14 3 $242.23 diners-club-carte-blanche Female Indonesia 58 2 15 15 $250.44 visa-electron Male Latvia 41 2 16 4 $71.80 jcb Male New Zealand 20 2 17 6 $33.62 diners-club-us-ca Male United States 48 2 18 17 $81.35 diners-club-enroute Female Colombia 44 2 19 13 $67.09 maestro Male China 53 1 20 3 $262.41 jcb Female Lithuania 22 1 21 16 $204.28 jcb Female Indonesia 23 2 22 2 $289.74 jcb Female Vietnam 28 2 23 1 $33.45 china-unionpay Male China 29 2 24 19 $154.19 jcb Female Botswana 46 2 25 20 $43.29 diners-club-enroute Male Argentina 58 2 26 5 $96.97 jcb Male Russia 42 2 27 1 $46.62 jcb Male Ecuador 21 2 28 17 $241.04 jcb Male China 41 1 29 6 $251.64 switch Female Sudan 58 1 30 1 $115.24 visa-electron Female Canada 52 1 31 10 $263.42 jcb Male France 44 2 32 10 $274.67 jcb Female Italy 32 2 33 1 $69.59 jcb Female Switzerland 48 2 34 17 $136.30 china-unionpay Male China 44 2 35 7 $201.52 jcb Male Macedonia 26 2 36 8 $51.44 switch Female Papua New Guinea 51 1 37 11 $52.95 jcb Male Czech Republic 48 2 38 19 $162.89 china-unionpay Female China 36 2 39 5 $160.09 jcb Female China 38 1 40 6 $91.28 jcb Female Brazil 39 1 41 4 $140.53 mastercard Female Indonesia 26 2 42 15 $190.36 visa Male Greece 57 1 43 10 $181.57 americanexpress Male Philippines 46 2 44 1 $65.59 jcb Female China 31 1 45 3 $49.01 laser Female United States 49 2 46 16 $88.05 jcb Female France 54 2 47 9 $193.79 jcb Male Indonesia 38 1 48 5 $39.55 mastercard Female Indonesia 24 2 49 1 $32.56 jcb Male Japan 23 1 50 2 $54.52 china-unionpay Male Ireland 43 1 51 19 $161.89 jcb Male China 57 1 52 2 $59.63 maestro Male Cyprus 35 1 53 13 $257.81 bankcard Male China 38 1 54 15 $166.53 laser Male South Africa 50 1 55 15 $253.02 diners-club-carte-blanche Female Canada 39 2 56 16 $193.56 americanexpress Female China 30 2 57 18 $80.57 china-unionpay Male Brazil 30 1 58 18 $250.29 jcb Male Yemen 41 1 59 15 $46.79 jcb Female Japan 42 1 60 18 $276.56 laser Male Slovenia 32 2 61 14 $135.13 jcb Male Tanzania 31 1 62 14 $195.58 jcb Female China 42 1 63 15 $182.98 visa Female China 52 2 64 8 $221.03 jcb Male Zimbabwe 29 1 65 3 $128.11 jcb Female China 40 1 66 19 $76.60 diners-club-carte-blanche Female Indonesia 38 1 67 13 $27.07 jcb Female China 59 2 68 4 $109.20 diners-club-carte-blanche Male Russia 48 2 69 4 $276.85 jcb Male Uruguay 57 2 70 19 $195.10 jcb Male Sao Tome and Principe 25 1 71 5 $112.23 instapayment Male Zambia 41 1 72 15 $61.94 jcb Female Nigeria 41 1 73 4 $35.08 jcb Female China 35 2 74 20 $60.13 switch Male China 23 2 75 6 $277.11 visa-electron Female Portugal 54 2 76 5 $220.47 jcb Female Russia 37 2 77 14 $185.57 laser Male Russia 53 2 78 19 $295.96 diners-club-enroute Male Greece 51 1 79 12 $238.86 visa Female Indonesia 45 2 80 3 $275.81 visa-electron Female Indonesia 26 2 81 7 $77.07 visa Female Portugal 57 1 82 2 $252.58 mastercard Female Russia 45 2 83 4 $134.78 jcb Male Japan 29 1 84 3 $43.49 americanexpress Male Indonesia 48 2 85 1 $223.78 jcb Male Mexico 53 2 86 8 $238.74 jcb Female China 28 2 87 9 $291.30 americanexpress Male Togo 44 1 88 14 $79.46 jcb Female Finland 54 2 89 16 $193.73 jcb Male Indonesia 57 1 90 13 $224.23 visa-electron Female Pakistan 23 2 91 16 $247.43 mastercard Female Honduras 27 1 92 9 $186.11 jcb Male China 56 2 93 17 $58.48 jcb Male China 53 2 94 1 $281.40 jcb Female Philippines 46 2 95 10 $254.37 bankcard Male Brazil 42 1 96 8 $145.00 jcb Female Indonesia 50 2 97 20 $122.35 jcb Female Sweden 25 2 98 1 $210.77 jcb Male Portugal 50 1 99 7 $225.37 diners-club-carte-blanche Female South Africa 43 2 100 18 $87.98 maestro Male China 37

2

Explanation / Answer

1. mean sales =

Standard deviation of sales =

2.

Z = (X - ) /
Z = (27.07 - 158.2483) / 83.7481

Z = -1.56634

Z = (X - ) /
Z = (166.53 - 158.2483) / 83.7481

Z = 0.09889

Z = (X - ) /
Z = (295.96 - 158.2483) / 83.7481

Z = 1.64436

3.

158.2483

Related Questions

Navigate

• Browse (All)
• Browse 2
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.