UpThink Statistics Subject Matter Expert Interview Questions and Answers

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Q1. Basic to moderate subject related questions
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Q2. Explain how to find normal probability using Z score table.
Ans. 
Z score table is used to find the area under the normal curve corresponding to a specific Z score.
• Look up the Z score in the table to find the corresponding area under the normal curve.

• Z score represents the number of standard deviations a data point is from the mean.

• The Z score table provides the probability of a standard normal random variable being less than the given Z score.

• For example, if Z score is 1.96, the tab...read more
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Q3. What is the difference between Binomial and Hypergeometric distribution?
Ans. 
Binomial distribution is used for discrete random variables with fixed number of trials and constant probability, while Hypergeometric distribution is used for sampling without replacement.
• Binomial distribution is used when there are fixed number of trials, each trial is independent, and the probability of success remains constant.

• Hypergeometric distribution is used when sampling without replacement, where the probabil...read more
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Q1. General questions that every HR asks, like are you familiar with alternating night shifts? etc.
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