Medium Stats Inference Challenge

Probe essential statistics topics including inference and probability through engaging multiple-choice queries.

#probability#hypothesis testing#confidence intervals#distributions#regression analysis#sampling methods#p-values#variance#correlation#central limit theorem

Quiz Intelligence

Total Questions

10

Difficulty Level

medium

Progress

0/0

0%

Quiz Questions

Answer all questions below and test your knowledge.

1
In a standard normal distribution, what percentage of data lies within one standard deviation of the mean?
Question 1
2
Which measure quantifies the average squared deviation from the mean?
Question 2
3
A Type I error occurs when:
Question 3
4
The correlation coefficient value closest to perfect negative correlation is:
Question 4
5
According to the Central Limit Theorem, the sampling distribution of the mean approaches normal when sample size is:
Question 5
6
A p-value of 0.03 suggests:
Question 6
7
For independent events, the probability of both occurring is:
Question 7
8
A 95% confidence interval implies that:
Question 8
9
In simple linear regression, R-squared measures:
Question 9
10
The standard error of the mean decreases as sample size:
Question 10