8) The number of accidents in a city during 2010 is 1. Discrete variable 2. Continuous...

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8) The number of accidents in a city during 2010 is 1. Discrete variable 2. Continuous variable 3. Qualitative variable 4. Constant 9) The first quartile is a value in a ranked data set such that about 1. 75% of the values are smaller and about 25% are larger than this value 2. 50% of the values are smaller and about 50% are larger than this value 3. 25% of the values are smaller and about 75% are larger than this value 4. None of the above 10) The sum of all relative frequencies is always 1. 1 2. 100 3. 0 4. None of the above Q3. [5 Marks CLO (1)] The following data are the incomes (in thousands of dollars) for a sample of 12 households. 75 69 84 112 74 104 81 90 94 144 79 98 Find the interquartile range. 8) The number of accidents in a city during 2010 is 1. Discrete variable 2. Continuous variable 3. Qualitative variable 4. Constant 9) The first quartile is a value in a ranked data set such that about 1. 75% of the values are smaller and about 25% are larger than this value 2. 50% of the values are smaller and about 50% are larger than this value 3. 25% of the values are smaller and about 75% are larger than this value 4. None of the above 10) The sum of all relative frequencies is always 1. 1 2. 100 3. 0 4. None of the above Q3. [5 Marks CLO (1)] The following data are the incomes (in thousands of dollars) for a sample of 12 households. 75 69 84 112 74 104 81 90 94 144 79 98 Find the interquartile range.