6. Probability Modeling
Statistical Inference — Quiz
Test your understanding of statistical inference with 5 practice questions.
Practice Questions
Question 1
Which of the following statistical methods is used to draw conclusions about a population based on a sample of data?
Question 2
What is the primary purpose of a sampling distribution?
Question 3
Which of the following is a key assumption for constructing a t-distribution based confidence interval for a population mean?
Question 4
When the p-value from a hypothesis test is less than the significance level ($\alpha$), what is the appropriate conclusion?
Question 5
A researcher wants to estimate the average height of students in a university. They take a random sample of 100 students and find the sample mean height to be 170 cm with a sample standard deviation of 5 cm. What is the standard error of the mean for this sample?