Unicorn: In business, a unicorn is a privately held startup company valued at over US$1 billion. The term was first popularised in 2013 by venture capitalist Aileen Lee. Edtech platform PhysicsWallah (popularly known as PW) has become India’s 101st unicorn by raising $100 million in Series A funding from WestBridge Capital and GSV Ventures. The company was valued at $1.1 billion after closing the transaction. PW will use the funds for business expansion, branding, opening more learning centres, and introducing extra courses. About PhysicsWallah: Founded in 2020 by Alakh Pandey and Prateek Maheshwari, PW focuses on competitive exam preparation. Physics Wallah App/Website provides lectures on the necessary subjects for, NEET, JEE Mains, and Advanced level. It started off as a YouTube channel in 2016, with the two co-founders developing the application and website in 2020.
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:
The probability of getting 9 cards of the same suit in one hand at a game of bridge is
The mean deviation and coefficient of mean deviation of 5 observation are 1.2 and 0.4. If the sum of the first four terms is 10, then the fifth term is...
Statistics is not applicable to ________ observation.
The mean and median of the distribution is 12 and 15. Then the mode equals to:
Completely randomized design is based on the principles of _________ and randomization only.
For the recorded observation, the coefficient of variation is 0.2 and the variance is 16. The arithmetic mean is:
