Bộ 5 - Trắc nghiệm Marketing Research Tiếng Anh có đáp án
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Câu 1:What is considered the most critical first step in the marketing research process?
💡 Lời giải chi tiết:
According to standard frameworks by experts like Philip Kotler, defining the problem precisely is the foundation upon which all other research steps are built. Kết luận Lý giải: Defining the problem and research objectives
Câu 2:Which type of research is primarily used to gain preliminary insights and clarify the nature of a problem?
💡 Lời giải chi tiết:
Exploratory research is characterized by its flexible and unstructured approach to gathering initial information when the research problem is not yet clearly defined. Kết luận Lý giải: Exploratory research
Câu 3:What is a primary advantage of using secondary data compared to primary data?
💡 Lời giải chi tiết:
Secondary data, being information that already exists, saves researchers significant time and money compared to designing and executing original data collection. Kết luận Lý giải: It is usually less expensive and faster to obtain
Câu 4:'Focus Group' typically consists of how many participants led by a trained moderator?
💡 Lời giải chi tiết:
Industry standards suggest that 6 to 10 participants provide enough diversity of thought while remaining manageable for a group discussion. Kết luận Lý giải: 6 to 10 people
Câu 5:Which measurement scale allows for the classification of data into mutually exclusive categories with no inherent order?
💡 Lời giải chi tiết:
The nominal scale is the simplest level of measurement, used purely for labeling variables without any quantitative value or ranking. Kết luận Lý giải: Nominal scale
Câu 6:In an experiment, the variable that is manipulated by the researcher to observe its effect is called the:
💡 Lời giải chi tiết:
In causal research, the independent variable is the 'cause' that researchers change to see how it influences the outcome or dependent variable. Kết luận Lý giải: Independent variable
Câu 7:Which sampling technique gives every member of the population a known and equal chance of being selected?
💡 Lời giải chi tiết:
Simple random sampling is the most basic form of probability sampling, ensuring objectivity and allowing for statistical inference. Kết luận Lý giải: Simple random sampling
Câu 8:'Double-barreled' question in a survey is problematic because it:
💡 Lời giải chi tiết:
Asking two things at once creates confusion and yields inaccurate data because the respondent's answer might apply to only one part of the question. Kết luận Lý giải: Asks two questions but allows only one answer
Câu 9:Which of the following is an example of 'Internal Secondary Data'?
💡 Lời giải chi tiết:
Internal secondary data refers to information already collected and stored within the organization's own information systems. Kết luận Lý giải: Company sales invoices and customer records
Câu 10:What is the main goal of 'Descriptive Research'?
💡 Lời giải chi tiết:
Descriptive research aims to provide a snapshot of market conditions, such as consumer demographics, attitudes, or competitor behaviors. Kết luận Lý giải: To describe market characteristics or functions
Câu 11:The degree to which a research study produces consistent results when repeated is known as:
💡 Lời giải chi tiết:
Reliability refers to the repeatability of findings; if a measure is reliable, it should yield the same result under the same conditions every time. Kết luận Lý giải: Reliability
Câu 12:In the context of 'Neuromarketing', what does 'Eye-tracking' technology primarily measure?
💡 Lời giải chi tiết:
Eye-tracking technology captures where a person looks, how long they stay focused on specific areas, and the sequence of their visual fixations. Kết luận Lý giải: Visual attention and gaze patterns
Câu 13:What type of scale is used when respondents are asked to rate their level of agreement on a 5-point scale from 'Strongly Disagree' to 'Strongly Agree'?
💡 Lời giải chi tiết:
The Likert scale is the most widely used approach to scaling responses in survey research to measure attitudes or opinions. Kết luận Lý giải: Likert scale
Câu 14:'Sampling Frame' is best defined as:
💡 Lời giải chi tiết:
A sampling frame is the physical representation or list (like a phone book or customer database) of the target population. Kết luận Lý giải: The list of population elements from which the sample is drawn
Câu 15:Which research design involves a fixed sample of population elements that is measured repeatedly over time?
💡 Lời giải chi tiết:
Longitudinal studies track the same group of respondents over a period to observe changes and trends in their behavior or attitudes. Kết luận Lý giải: Longitudinal design
Câu 16:What is the primary purpose of 'Back-translation' in international marketing research?
💡 Lời giải chi tiết:
Back-translation involves translating a questionnaire into a target language and then back into the original language to ensure the meaning remains unchanged. Kết luận Lý giải: To ensure semantic equivalence across different languages
Câu 17:Which sampling method is most appropriate when the researcher wants to ensure that specific subgroups of the population are proportionally represented?
💡 Lời giải chi tiết:
Stratified random sampling divides the population into strata based on specific characteristics and then samples from each to ensure representation. Kết luận Lý giải: Stratified random sampling
Câu 18:In data analysis, which measure of central tendency is most affected by extreme 'outliers'?
💡 Lời giải chi tiết:
The mean (average) is calculated using every value in the dataset, making it highly sensitive to unusually high or low values. Kết luận Lý giải: Mean
Câu 19:What does a 'P-value' of 0.03 typically indicate in hypothesis testing?
💡 Lời giải chi tiết:
A p-value less than 0.05 is generally considered statistically significant, meaning the observed result is unlikely to have occurred by chance. Kết luận Lý giải: The result is statistically significant at the 0.05 level
Câu 20:Which of the following describes 'Snowball Sampling'?
💡 Lời giải chi tiết:
Snowball sampling is a non-probability technique often used to reach rare or hard-to-find populations through social referrals. Kết luận Lý giải: Initial respondents referring other potential participants
Câu 21:In the '3 Vs' of Big Data, 'Velocity' refers to:
💡 Lời giải chi tiết:
Velocity describes the real-time or near-real-time rate at which data streams into organizations, requiring rapid processing and analysis. Kết luận Lý giải: The speed at which new data is generated and processed
Câu 22:What is the primary role of a 'Mystery Shopper' in marketing research?
💡 Lời giải chi tiết:
Mystery shopping is an observational research technique where individuals pose as customers to objectively assess the shopping experience. Kết luận Lý giải: To evaluate service quality and employee performance anonymously
Câu 23:Which ethical principle requires researchers to inform participants about the nature of the study and their right to withdraw?
💡 Lời giải chi tiết:
Informed consent ensures that participants are aware of what the research involves and voluntarily agree to participate without any coercion. Kết luận Lý giải: Informed consent
Câu 24:What is the purpose of 'Projective Techniques' like word association or sentence completion?
💡 Lời giải chi tiết:
Projective techniques are qualitative tools used to bypass social defenses and reveal deeper consumer insights that are hard to articulate. Kết luận Lý giải: To uncover subconscious feelings or motivations that respondents may not reveal directly
Câu 25:Which scale uses bipolar adjectives (e.g., Happy - Sad) at each end to measure a respondent's perception of an object?
💡 Lời giải chi tiết:
The semantic differential scale is a 7-point rating scale used to measure the connotative meaning of objects, events, and concepts. Kết luận Lý giải: Semantic differential scale