Quantitative Methods Assignment

Module 1 Homework

Please complete the following questions. Provide your answers in a different colored font to make them easily identifiable.

Using the provided Excel chart answer the questions 1-11 below

For each of the following​ variables, determine whether the variable is categorical or numerical. If the variable is​ numerical, determine whether the variable is discrete or continuous.

1. Gender
2. Age
3. Number of cell phones in the house
4. Length of longest phone conversation last month (in minutes)
5. Satisfaction with cell phone carrier 1= Satisfied, 2= Indifferent, 3= Unsatisfied
6. Brand of cell phone
7. Monthly Data Usage

The survey asked participant which brand of cell phone they owned. The options included

Alpha​, Beta​, Delta​, Epsilon​, Gamma​, Mu​, and Zeta.

8. Clean the data and identify any irregularities in the data. Determine the values in the data that contain irregularities.

9. Are there any missing values in this set of 20​ respondents? Identify the missing values.

The survey also asked participants the amount of monthly data usage (in GB​).

10. Clean the data and identify any irregularities in the data. Determine the values in the data that contain irregularities.

11. Are there any missing values in this set of 20​ respondents? Identify the missing values.

For a population of N=903​, starting from row 03 and column 01 of the accompanying table of random​numbers, determine the number of rows required in order to select a sample of n=20 without replacement.

12. It will required ____ row(s) and the last sample value will be _______

Given a population of N=72​, starting in row 29 of the table of random​ numbers, and reading across the​ row, select a sample of n=14

13. What is the sample without replacement? Choose the correct answer below.

1. 12, 47, 83, 76, 22, 99, 65, 93, 10, 65, 83, 61, 36, 98
2. 12, 47, 22, 65, 10, 61, 36, 58, 71, 57, 17, 55, 64, 41
3. 47, 83, 76, 22, 99 ,65, 93, 10, 65, 83, 61, 36, 98, 89
4. 83, 76, 22, 99, 65, 93, 10, 65, 83, 61, 36, 98, 89, 58

14. What is the sample with replacement? Choose the correct answer below.

1. 83, 76, 22, 99, 65, 93, 10, 65, 83, 61, 36, 98, 89, 58
2. 12, 47, 22, 65, 10, 65, 61, 36, 58, 71, 57, 17, 55, 55
3. 47, 83, 76, 22, 99, 65, 93, 10, 65, 83, 61, 36, 98, 89
4. 12, 47, 83, 76, 22, 99, 65, 93, 10, 65, 83, 61, 36, 98

For a population containing N=903 individuals, what code number would be assigned for

15. The fifth person on the list would be assigned code number

16. The twentieth person on the list would be assigned code number

17. The last person on the list would be assigned code number

For a population containing N=9834 individuals, what code number would be assigned for

18. The eighth person on the list would be assigned code number

19. The eighty-eighth person on the list would be assigned code number

20. The last person on the list would be assigned code number