Answers by Rathin / Ask Ghassem

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696

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nonpooled independent samples t-interval method

answered Dec 7, 2018

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690

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Computing the Confidence Interval for a Difference Between Two Means

answered Dec 7, 2018

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885

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What is the T Distribution?

answered Nov 30, 2018

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813

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How to calculate normal distribution?

answered Nov 30, 2018

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778

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Probability for the data items within mean +- 1, +-2, +-3 standard deviation?

answered Nov 30, 2018

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1.0k

1.0k views

What will be probability for the data items within mean +- 1, +-2, +-3 standard deviation?

answered Nov 30, 2018

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627

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Question for Discrete random variable

An investor has a 0.60 probability of making a 20000 dollar profit and a 0.40 probability of suffering a 25000 dollar loss. What is the expected value?

answered Oct 12, 2018

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725

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Sample question of permutation and combination.

You can bring along 2 friends! you have 5 friends who want to come along. How many different groups of friends could you take with you?

answered Oct 12, 2018

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971

971 views

{1.75, 1.63, 1.55, 1.92, 1.81, 1.79, 1.81}. Determine the mean, the median, and the 20th percentile?

answered Oct 12, 2018

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1.3k

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What is difference between discrete numerical variable and continuous numerical variable?

answered Oct 12, 2018