Mathematics & Logic

Tackle Elite Statistics Trials

Probe intricate stats concepts through precise multiple-choice queries on advanced topics.

#hypothesis testing#nonparametric methods#Bayesian inference#confidence intervals#likelihood estimation#sampling distributions#multivariate analysis#regression diagnostics

Quiz Intelligence

Total Questions

Difficulty Level

hard

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Quiz Questions

Answer all questions below and test your knowledge.

1
In a two-tailed hypothesis test with alpha=0.05, what is the probability of rejecting H0 when it is true?
Question 1
2
For a regression model, the adjusted R-squared value penalizes:
Question 2
3
The Central Limit Theorem guarantees normality of the sampling distribution for n greater than:
Question 3
4
In Bayesian inference, the posterior distribution is proportional to:
Question 4
5
For a chi-square test of independence in a 3x4 contingency table, the degrees of freedom are:
Question 5
6
When is a t-test preferred over a z-test for means?
Question 6
7
The variance of the sample mean from n i.i.d. observations is:
Question 7
8
ANOVA assumes homogeneity of:
Question 8
9
In logistic regression, the coefficient beta represents:
Question 9
10
For a Poisson process with rate lambda=5, the probability of exactly 3 events is given by:
Question 10