- Give the formula of the sample's standard deviation for a sample size n
- How can we measure how good we expect our estimate of the mean to be close to the true mean of the population, for a sample size n and a SD 𝜎?
- How can we know if two means are significantly different?
- What is the trade off for the choice of the criterion in an hypothesis test?
- How is the effect size of a study with a small sample size and small p-value compared to a study with a larger sample size and same p-value?
- What increases power more? A) An increase in sample size from 10 to 20B) An increase in sample size from 20 to 30
- Explanatory values are also called...
- What type of sampling is often more reliable than cluster sampling?
- Experimental unites that are similar in ways that are expected to affect the response variable are grouped in...
- If the information is obtained from a sample of a population and the purpose of the study is to use that information to draw conclusions about the population, what type of study is it?
- When is a variable said to be a normally distributed variable or has a normal distribution?
- If the purpose of the suited is to examine and explore information for its own inartistic interest only, what type of study is it?
- What does a normal probability plot that does not fall in a straight line indicate?
- What can a designed experiment help to create?
- What type of numbers are on the left page of the table?
- What type of numbers are on the right page of the table?
- What are the numbers on the horizontal axis called?
- For a normally distributed variable what does the percentage of all possible observations that lie within any specified range equal?
- For a variable with a density curve, the percentage of all possible observations of the variable that lie within any specified range is equal to what approximately?
- If the variable is normally distributed how should the normal probability plot look?