QUESTION ONE 1.1 For each of the following Variables, state whether it is discrete or continuous. 1.1.1. Sum of dots when two dice are rolled (2 marks) 1.1.2. The weight of students in a university (2 marks) 1.1.3. The number of accidents in a city during 2017 (2 marks) (10 Marks) 1.2 Calculate the following samples in 1.1.1-1.2.3 1.2.1. A simple random sampling: Assuming a population of 1 500 and a sampling fraction of 1/5. 1.2.2 A systematic random sampling: Assuming a population of 1 800 and an interval of 1/8. 1.2.3 Stratified random sampling: Assuming a population of 2000 composed of the following sexes; stratification on sex and race and a sampling fraction of 1/5.500 white males, 1000 black males, 300 white females and 200 black females. 1.4 The information in Table 1 Represent the Frequency distribution for 52 employees of a hypothetical grocery shop. You are required to present the statistic in bar chart (9 Marks) Frequency Rank 21 Cashiers 13 Packers 8 Store clerk Section Heads 5 3 Store Supervisor Personnel Officers 1 Director 1 Total 52 [Total: 25 Marks 2 QUESTION ONE 1.1 For each of the following Variables, state whether it is discrete or continuous. 1.1.1. Sum of dots when two dice are rolled (2 marks) 1.1.2. The weight of students in a university (2 marks) 1.1.3. The number of accidents in a city during 2017 (2 marks) (10 Marks) 1.2 Calculate the following samples in 1.1.1-1.2.3 1.2.1. A simple random sampling: Assuming a population of 1 500 and a sampling fraction of 1/5. 1.2.2 A systematic random sampling: Assuming a population of 1 800 and an interval of 1/8. 1.2.3 Stratified random sampling: Assuming a population of 2000 composed of the following sexes; stratification on sex and race and a sampling fraction of 1/5.500 white males, 1000 black males, 300 white females and 200 black females. 1.4 The information in Table 1 Represent the Frequency distribution for 52 employees of a hypothetical grocery shop. You are required to present the statistic in bar chart (9 Marks) Frequency Rank 21 Cashiers 13 Packers 8 Store clerk Section Heads 5 3 Store Supervisor Personnel Officers 1 Director 1 Total 52 [Total: 25 Marks 2