Which of the following company has unveiled the country’s first indigenously developed lithium-ion cell?
Ola Electric has unveiled the country’s first indigenously developed lithium-ion cell. The Bengaluru-based two-wheeler maker will begin the mass production of the cell- NMC 2170, from its Chennai-based Gigafactory by 2023.
The first four moments of a distribution about the origin are -1.5,17,-30 and 108. The third moment about the mean is:
In a two-way ANOVA table
the value of x, FA, FB are:
For the random variable X with probability density function f(x) = (x−3)2 /5; x = 3, 4, 5, the variance of X is:
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:
For a normal distribution, which of the following is true?
If first, second, and third moment about origin are 1, 6, and 15 respectively, then Karl Pearson beta coefficient of skewness β is
For the frequency distribution of income (in lakh) of the employees in factory
Class                     1.5-2.5    Â...