If a time series data is given below then find three yearly moving averages to find trend.
Which one of the options is correct:
The probability that a contractor gets a plumbing contract is 2/3 and the probability that he will not get an electric contract is 5/9. If the probability of getting at least one contract is 4/5, then the probability that he will get both the contracts is :
In time series analysis which source of variation can be estimated by the ratiototrend method:
If the arithmetic mean is 26.8 and the median is 27.9, then the mode is :
Consider the following time series data :
Fitting a straight-line, is the trend value for the year 1992 is :
Let A and B be the two possible outcomes of an experiment and suppose P(A) = 0.4, P(A U B) = 0.7 and P(B) = p, for what choice of p, A and B independent?