Business Statistics and Research Methods MCQs

Which of the following tells us what the report is all about?

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

From the given table match the following. Class Interval 350-369 370-389 390-409 410-429 430-449 450-469 Frequency 15 27 31 19 13 6 List-I List-II a. Mid-value of class interval 370-389 1. 379.5 b. Σf 2. 111 c. Σfx 3. 44464.5 d. Arithmetic mean 4. 400.58

The graph showing the paired points of (Xi, Yi) is called:

Ethnological research design focuses on

The standard error of the mean is equal to:

Inductive logic proceeds from:

Sample results in order to provide reliable and accurate results must conform to which of the following requirements?

The mean age group of 100 persons was found to be 30.2. Later, it was discovered that age 57 was misread as 27. Find the corrected mean.