Q. Considering two projects for investment X and Y, the standard deviation of project A is USD $5650 and standard deviation of project B is 12, 680 then the project that must be selected for investment is

View solution

Q. In terms of mean absolute deviation, the quartile deviation is equal to

View solution

Q. The price of gasoline for three days are as 98, 96, 97, 100 then the value of standard deviation with the assumed mean method is

View solution

Q. The total order processed at courier office for five days are as 10, 6, 8, 7, 9 then total sum of squares is

View solution

Q. In the formula of sample variance the Σ(x-x̅)² is called

View solution

Q. The mean absolute deviation is 23 and coefficient of mean absolute deviation is 18 then arithmetic mean is

View solution

Q. One of the advantages of using quartile deviation is to use it for

View solution

Q. The letter used to denote variance of population is

View solution

Q. The coefficient of quartile deviation is 10.34% and the difference of first and third quartile is 15 then the sum of third and first quartile is

View solution

Q. If the coefficient of variation is 13.4% and the standard deviation is 12 then the arithmetic mean of that set of observations is

View solution

Q. The difference between first and third quartile is 20 and the sum of first and third quartile is 60 then coefficient of quartile deviation is

View solution

Q. If the first quartile is subtracted from median then the answer must be equal to

View solution

Q. The numbers or values that are considered independent of measurement units are called

View solution

Q. The quartile deviation for number of X-ray patients who visits orthopedic in 7 consecutive days is 14 then mean absolute deviation is

View solution

Q. The measure of variation which is useful in large deviations occurrences on occasional basis is considered as

View solution

Q. The inter quartile range and the coefficients of range are two categories of

View solution

Q. Considering the sample rather than population, the standard deviation is thus denoted by

View solution

Q. According to empirical rule, the standard deviation and mean interval that covers approximately 68.27% of data from a frequency distribution is

View solution

Q. The number of emergency cases in hospital for five days are as 12, 15, 18, 16, 14 then variance of sample is

View solution

Q. The average deviation measures and distance measures are classified as measures of dispersion on the basis of

View solution