Business Statistics and Research Methods MCQs
Practice free Business Statistics and Research Methods multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 1366 questions — no login required.
Question 1288hard
Find the median from the following data.
| Gross Profit (Percent of Sales) | Number of Companies |
| 0-10 | 21 |
| 10-20 | 32 |
| 20-30 | 43 |
| 30-40 | 34 |
| 40-50 | 23 |
Question 1289hard
Consider the following statements.
Assertion (A): If regression coefficient of X on Y is greater than one, regression coefficient of Y on X must be less than one.
Reason (R): The geometric mean between two regression coefficientsis the co-efficient of correlation.
On the basis of the above, choose the appropriate answer:
Assertion (A): If regression coefficient of X on Y is greater than one, regression coefficient of Y on X must be less than one.
Reason (R): The geometric mean between two regression coefficientsis the co-efficient of correlation.
On the basis of the above, choose the appropriate answer:
Question 1290hard
Match the following.
| List-I | List-II |
| a. Statistical methods | 1. Technique used for collection, summarisation, analysis, comparison, classification and interpretation of huge and complex numerical data |
| b. Branch of statistics | 2. Inductive and descriptive statistics |
| c. Nature of statistics | 3. Science and art |
| d. First user of statistics | 4. Hemlet |
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Question 1291hard
A statistical enquiry or investigation has to pass through in which of the following sequence?
1. Planning and statistical investigation
2. Editing and presenting data
3. Collection of data
4. Analysis of data
5. Interpretation and presentation of report
Select the correct answer using the optopns given below
1. Planning and statistical investigation
2. Editing and presenting data
3. Collection of data
4. Analysis of data
5. Interpretation and presentation of report
Select the correct answer using the optopns given below
Question 1292medium
Given the following tests
1. z-test
2. t-test
3. chi-square test
4. F Test
The concept of degrees of freedom is associated with:
1. z-test
2. t-test
3. chi-square test
4. F Test
The concept of degrees of freedom is associated with:
Question 1293medium
Which of the following statements are true for a standard normal curve?
1. Standard normal curve is symmetrical.
2. Standard normal curve is non-symmetrical.
1. Standard normal curve is symmetrical.
2. Standard normal curve is non-symmetrical.
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Question 1294hard
With reference to the time series analysis which of the following statement is/are correct?
(1) Time series analysis is not used when the values are constant
(2) Time series analysis is not used when the values are in the form of a function
Select the correct answer using the options given below
(1) Time series analysis is not used when the values are constant
(2) Time series analysis is not used when the values are in the form of a function
Select the correct answer using the options given below
Question 1295hard
Consider the following statements.
Statement-I: The heading for columns and rows are called caption and stub respectively.
Statement-II: Sturge's Rule is used to decide the nature of manifold classification.
Which of the following is correct?
Statement-I: The heading for columns and rows are called caption and stub respectively.
Statement-II: Sturge's Rule is used to decide the nature of manifold classification.
Which of the following is correct?
Question 1296hard
Which of the following should be taken as the main features of an ideal average?
1. Easy to Understand and Simple to Compute
2. Rigidly Defined
3. Based on the minimum number of items in the data
4. Not to be Unduly Affected by Extreme Items
5. Capable of Further Algebraic Treatment
6. Less Sampling Stability
1. Easy to Understand and Simple to Compute
2. Rigidly Defined
3. Based on the minimum number of items in the data
4. Not to be Unduly Affected by Extreme Items
5. Capable of Further Algebraic Treatment
6. Less Sampling Stability