A. 1. Identify cases, variables, values. 2. Identify a type of the variable (categorical (nominal or ordinal)/numerical (discrete or continuous)). 3. Identify a type of the distribution (bell shaped (normal)/left skewed/right skewed/two peaks (bimodal)). 4. Calculate, the median, the mode, and the mean. Customer Age 1 35 2 34 3 35 4 35 5 34 6 34 7 36 8 32 9 35 10 34 11 36 12 35 13 32 14 35 15 32 Variable – numerical, continuous A. Values Textové pole: Cases - customers Left skewed distribution Answers: Customer Age 1 35 2 34 3 35 4 35 5 34 6 34 7 36 8 32 9 35 10 34 11 36 12 35 13 32 14 35 15 32 Mode = 35 Median = 35 Mean = 34.26667 B. 1. Identify cases, variables, values. 2. Identify a type of the variable (categorical (nominal or ordinal)/numerical (discrete or continuous)). 3. Calculate, the median, the mode, and the mean if applicable. Immigrant Country of origin 1 Spain 2 China 3 Ecuador 4 Israel 5 Kyrgyzstan 6 Israel 7 Spain 8 Romania 9 Serbia 10 Australia 11 Spain 12 Chile 13 Estonia 14 Serbia 15 Spain B. Answers: Textové pole: Cases - immigrants Immigrant Country of origin 1 Spain 2 China 3 Ecuador 4 Israel 5 Kyrgyzstan 6 Israel 7 Spain 8 Romania 9 Serbia 10 Australia 11 Spain 12 Chile 13 Estonia 14 Serbia 15 Spain Median and mean are not applicable. Mode = Spain C. 1. Identify cases, variables, values. 2. Identify a type of the variable (categorical (nominal or ordinal)/numerical (discrete or continuous)). 3. Identify a type of the distribution (bell shaped (normal)/left skewed/right skewed/two peaks (bimodal)). Patients of the cardiac department Blood pressure (upper number) 1 151 2 128 3 139 4 121 5 122 6 124 7 135 8 146 9 143 10 127 11 148 12 144 13 137 14 124 15 142 16 124 17 129 18 130 19 114 20 151 21 145 22 143 23 141 24 120 25 122 26 154 27 121 28 118 29 144 30 117 C. Answers: Textové pole: Cases - patients Textové pole: Two peaks distribution (bimodal) Values Patients of the cardiac department Blood pressure (upper number) 1 151 2 128 3 139 4 121 5 122 6 124 7 135 8 146 9 143 10 127 11 148 12 144 13 137 14 124 15 142 16 124 17 129 18 130 19 114 20 151 21 145 22 143 23 141 24 120 25 122 26 154 27 121 28 118 29 144 30 117 D. 1. Identify cases, variables, values. 2. Identify a type of the variable (categorical (nominal or ordinal)/numerical (discrete or continuous)). 3. Identify a type of the distribution (bell shaped (normal)/left skewed/right skewed/two peaks (bimodal)). 4. Calculate, the median, the mode, and the mean. Patient BPA level in urine (μg/L) 1 0.4 2 0.6 3 0.5 4 0.3 5 0.2 6 0.6 7 0.6 8 0.4 9 0.6 10 0.5 D. Answers: Patient BPA level in urine (μg/L) 1 0.4 2 0.6 3 0.5 4 0.3 5 0.2 6 0.6 7 0.6 8 0.4 9 0.6 10 0.5 Textové pole: Left skewed distribution Textové pole: Cases - patients Values There is no mode. Median = 0.5 Mean = 0.47 E. 1. Identify cases, variables, values. 2. Identify a type of the variable (categorical (nominal or ordinal)/numerical (discrete or continuous)). 3. Calculate, the median, the mode, and the mean if applicable. Customer Favorite ice-cream flavor 1 Vanilla 2 Chocolate 3 Caramel 4 Blueberry 5 Vanilla 6 Strawberry 7 Chocolate 8 Vanilla 9 Caramel 10 Raspberry 11 Chocolate 12 Strawberry 13 Vanilla 14 Mango 15 Strawberry E. Variable – categorical, nominal Textové pole: Cases - customers Answers: Customer Favorite ice-cream flavor 1 Vanilla 2 Chocolate 3 Caramel 4 Blueberry 5 Vanilla 6 Strawberry 7 Chocolate 8 Vanilla 9 Caramel 10 Raspberry 11 Chocolate 12 Strawberry 13 Vanilla 14 Mango 15 Strawberry Median and mean are not applicable. Mode = Vanilla F. 1. Identify cases, variables, values. 2. Identify a type of the variable (categorical (nominal or ordinal)/numerical (discrete or continuous)). 3. Identify a type of the distribution (bell shaped (normal)/left skewed/right skewed/two peaks (bimodal)). Chart, histogram Description automatically generated Watermelons Nitrates conc.(mg/g) 1 54.1 2 52.9 3 58.2 4 54.1 5 55.3 6 57.6 7 56.2 8 56.4 9 59.4 10 53.8 11 54.4 12 55.7 13 57.1 14 53.3 15 55.9 16 58.3 17 53.3 18 54.9 19 51.5 20 54.1 21 50.5 22 56.5 23 53.8 24 57.8 25 58.2 26 53.9 27 51.5 28 55.5 29 54.5 30 54.7 Variable – numerical, continuous F. Watermelons Nitrates conc.(mg/g) 1 54.1 2 52.9 3 58.2 4 54.1 5 55.3 6 57.6 7 56.2 8 56.4 9 59.4 10 53.8 11 54.4 12 55.7 13 57.1 14 53.3 15 55.9 16 58.3 17 53.3 18 54.9 19 51.5 20 54.1 21 50.5 22 56.5 23 53.8 24 57.8 25 58.2 26 53.9 27 51.5 28 55.5 29 54.5 30 54.7 Answers: Chart, histogram Description automatically generated Textové pole: Cases - watermelons Bell shaped distribution (normal) Values