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ATQ,
Let total number of candidates who appeared for the interview = ‘100x’ Number of candidates who passed in both GD round and Technical round = 0.30 × 100x = ‘30x’ Number of candidates who passed only in Gd round = 0.65 × 100x – 30x = ‘35x’ Number of candidates who passed only in Technical round = 0.48 × 100x – 30x = ‘18x’ Number of candidates who failed in both GD round and Technical round = 100x – 30x – 35x – 18x = ‘17x’
To estimate the average work experience of MBA students at a management institute, five students are selected at random from each type of background, s...
Following two statements are related to regression coefficient
(I) Independent of the change of origin
(II) Independent of the change of scale
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The second and fourth moment about mean for a distribution are 4 and 18 respectively. What is the value of Pearson's coefficient of skewness β ₂ ? ...
Which of the following is an example of using a sample to make inference about a population?
For two items, tea (1 kg) and sugar (1 kg), the prices in the year 2019 were ₹100 and ₹50, respectively, whereas the prices in the year 2020 were â...
For the distribution
X:Â Â Â Â Â Â Â Â Â Â Â 1Â Â Â Â Â Â Â Â Â Â Â Â Â 0Â Â Â Â Â Â Â Â Â Â Â Â Â 1
P(x):Â Â Â Â Â 0.3Â Â Â Â Â Â ...
If Z follows standard normal distribution with mean 0 and variance 1, then Z2 follows:
For the variables X and Y, we collect 4 observations with ∑ X = 10,∑ Y = 14,∑ X2 = 30,∑ Y2 = 54,∑ XY = 31 The regressio...
Which one is parameter from population?