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Q. If one of the regression coefficients is greater than unity, the other must be:
Correct Answer - Option(B)
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Q. If the values of mean, median and mode coincide in a unimodal distribution, then the distribution will be:
Q. What is the purpose of a simple linear regression?
Q. In a moderately asymmetrical distribution, the mode and mean are 32.1 and 35.4 respectively. Calculate the median.
Q. The following numbers represent the ages of people on a bus: 3, 6, 27, 13, 6, 8, 12, 20, 5, 10. Calculate their mean of their ages.
Q. For a symmetrical distribution, Q1 and Q3 are 20 and 60 respectively. The value of median will be:
Q. The degree of peaked ness or flatness of a unimodel distribution is called:
Q. When the price of a divided by the price of the preceding year, we, get:
Q. One use of a regression line is
Q. The rank correlation coefficient of a debating contest involving 10 participants was calculated as 0.6. However, it was later discovered that the difference in the ranks of some participants was read as 8 instead of 3. Find the correct correlation coefficient:
Q. A furniture retail chain operates several stores across the country. A table is to be constructed to showing the number of employees in each region, organized into groups. Which of the following sets of categories would NOT be suitable for use in such a table?
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