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For the ANOVA which of the following options is INCORRECT.

1.       Null hypothesis H0 : μ1 = μ2 = ... = μn

For the distribution with unknown θ

The grouped data for the observation are as follows.

If ten coins are tossed simultaneously, then the probability of getting at most I head is:

If mean and mode of the distribution is 32 and 21, then the distribution:

For making frequency distribution, the number of classes used depends upon:

Which one is parameter from population?

The mean and median of the distribution are 10 and 11 respectively, then the mode equals to

The deseasonalised time - series data will have only trend (T), cyclical (C) and irregular (I) components and is expressed as:

If xi | fi , i = 1,2,...n is a frequency distribution with standard deviation 15 and mean 30, the coefficient of variation will be equal to: