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 1351hard
Assertion (A) Normal distribution curve is a bell shaped curve where mean, median and mode are equal to each other.
Reason (R) As the same size increases, all small-sample tests tends to merge with normal distribution.
Reason (R) As the same size increases, all small-sample tests tends to merge with normal distribution.
Question 1352easy
Which of the following are the positional averages?
1. Mean
2. Median
3. Mode
1. Mean
2. Median
3. Mode
Question 1353hard
Match the following and choose the most appropriate option.
| List-I | List-II |
| a. Median | 1. Hypothesis |
| b. Standard Deviation | 2. Positional Average |
| c. F-Test | 3. Distance from mean value |
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Question 1356hard
Match the following.
| List-I | List-II |
| a. Fisher | 1. Inverse probability |
| b. Karl Pearson | 2. Normal distribution |
| c. Thomas Baye's | 3. Correlation coefficient |
| d. Kari Gaus | 4. Index number |
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Question 1357medium
If the number of observations is such that nx ny is large (n > 20), a normal approximation can be used with
Question 1358hard
Match the items of List-II with the items of List-I and select the option of correct matching.
| List-I | List-II |
| a. Standard error of mean | 1. Ha: > 100 |
| b. Base of point estimate of the mean of the population | 2. Values based on all the observations of the population |
| c. Non-specific hypothesis | 3. Mean of the sampling distribution of mean |
| d. Parameter value of descriptive statistics | 4. Standard deviation of the sampling distribution of mean |
Question 1359hard
Assertion (A) The CLT is useful when examining returns for a stock or index because it simplifies many analysis procedures.
Reason (R) An appropriate sample size depends on the data available.
Reason (R) An appropriate sample size depends on the data available.