C723 Quantitative Analysis For Business Practice Questions - Set 5 - Part 2

Test your knowledge of Quantitative Analysis For Business concepts with these practice questions. Each question includes detailed explanations to help you understand the correct answers.

Question 21: Which analysis approach is suitable for understanding the effect of multiple independent variables on a single dependent variable?

a) Linear Programming

b) Regression Analysis

c) Decision Tree Analysis

d) Sensitivity Analysis

Question 22: What does a Gantt chart primarily help with in project management?

a) Task sequencing and duration tracking

b) Identifying cause and effect

c) Determining project costs

d) Performing a cost-benefit analysis

Question 23: What is the objective of the maximin criterion in decision-making?

a) Maximize potential profit

b) Minimize the worst possible outcome

c) Choose the most probable outcome

d) Minimize the maximum possible gain

Question 24: When is the alternative hypothesis used in hypothesis testing?

a) To determine relationships between variables

b) To establish no effect in the study

c) To calculate probabilities of outcomes

d) To analyze historical data

Question 25: Which method uses past events to assign a probability to future outcomes?

a) Subjective Probability

b) Relative Frequency Probability

c) Joint Probability

d) Conditional Probability

Question 26: Which tool is used in project management to represent project tasks, durations, and task dependencies visually?

a) Decision Tree

b) Fishbone Diagram

c) Gantt Chart

d) Scatter Plot

Question 27: In a distribution with a bell curve shape, which measure is located at the center?

a) Mean

b) Mode

c) Median

d) All of the above

Question 28: What is the key purpose of a scatter plot in statistical analysis?

a) To display percentages

b) To illustrate relationships between two variables

c) To show data distribution across categories

d) To track time-based data

Question 29: Which sampling technique ensures that each item in the population has an equal probability of selection?

a) Stratified Sampling

b) Random Sampling

c) Convenience Sampling

d) Systematic Sampling

Question 30: In quantitative analysis, which statistic provides the most commonly occurring value in a dataset?

a) Mean

b) Mode

c) Median

d) Standard Deviation

Question 31: Which technique is used to evaluate how a project’s outcome will change if certain input assumptions are altered?

a) Linear Programming

b) Sensitivity Analysis

c) Regression Analysis

d) Cost-Benefit Analysis

Question 32: What does a conditional probability represent in probability theory?

a) The likelihood of two independent events occurring

b) The probability of an event given another event has occurred

c) The combined probability of all possible outcomes

d) The likelihood of a single event

Question 33: Which project management tool uses three time estimates—optimistic, pessimistic, and most likely—to predict task duration?

a) Economic Order Quantity

b) Beta Distribution

c) Linear Programming

d) Fishbone Diagram

Question 34: What is the role of a dependent variable in an experiment?

a) It is manipulated to observe outcomes

b) It explains the cause of another variable

c) It is the outcome affected by the independent variable

d) It remains constant throughout the experiment

Question 35: Which sampling method involves dividing a population into clusters and selecting items randomly from each cluster?

a) Stratified Sampling

b) Random Sampling

c) Systematic Sampling

d) Convenience Sampling

Question 36: What does the median represent in a dataset?

a) The most frequently occurring value

b) The average of all values

c) The central value when data is ordered

d) The value with the highest frequency

Question 37: Which of the following statements best describes a qualitative scale?

a) It assigns a numeric value to each item

b) It is used for measuring physical quantities

c) It uses arbitrary categories like "small," "medium," and "large"

d) It calculates probabilities

Question 38: In a payoff table, what does each cell typically represent?

a) Possible outcomes of a decision

b) The sequential steps in a project

c) The project’s budget allocations

d) Task dependencies

Question 39: What is the primary objective of using a scatter plot in data analysis?

a) To show frequency distribution

b) To compare proportions of categories

c) To visualize relationships between two variables

d) To display project timelines

Question 40: Which hypothesis is typically used as a baseline assumption in hypothesis testing?

a) Alternative Hypothesis

b) Control Hypothesis

c) Null Hypothesis

d) Observational Hypothesis

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