(√121 + √196) × 7 =? × 5
(√121 + √196) × 7 =? × 5 => (11 + 14) × 7 =? ×5 => ? = 175/5 => ? = 35
With reference to index numbers, which of the following statements is true?
Which of the following is NOT an approach for assigning the probability of the event?
If the random sample of size n is drawn without replacement from a finite population of size N, the correction factor for standard error of sample mean...
For the price -quantity chart
the Laspeyres price in...
A physical instructor claims that the mean weight of students in school is greater than 82 kg with standard deviation 20. If a sample of size 81 studen...
If A and B are manually exclusive events such that P(A)P(B) > 0 , then which option is correct?
The standard deviation of Y is double of standard deviation of X. The correlation coefficient between X and Y is 0.5. The acme angle between lines of r...
The second and fourth moment about mean for a distribution are 4 and 18 respectively. What is the value of Pearson's coefficient of skewness β ₂ ? ...
Which of the following is NOT a type of data classification?
For a distribution, mean is 40, median is 40.5 and mode is 41. The distribution is:
