What are the three conditions that need to be approved for a problem to continue within using the distribution?
What is Random, Independent, Normal?
When finding the proportion p it is referring to which part of the population?
What is the population parameter?
When using means and not knowing the population standard deviation what is the statistic name we use to help find these numbers?
What is t score?
When examining the distribution of a single categorical variable in a population we use which test?
What is the chi-square goodness of fit test?
What is the definition of statistics?
What is a fact or piece of data from a study of a large quantity of numerical data?
What is the difference between a sampling distribution and a normal distribution?
What is sampling has to do with the average or mean of the distribution and normal is one specific thing?
As our population increases and the standard deviation decreases what happens to the margin of error?
What i decreases or gets smaller?
Different from the standard normal distribution what is the difference in the spread with the t-distribution?
What is the spread is slightly greater than the standard normal?
When we have larger chi-squared values, what evidence do we have against the null?
What if we have more substantial evidence to support our claim?
What is the definition of a confidence interval?
What is a range of values so defined that there is a specified probability that the value of a parameter lies within it?
What is the equation for standard deviation when comparing two different populations?
What is σ^p=√p1(1−p1)/n1+p2(1−p2)/n2
What is the equation for confidence intervals for proportions?
what is p̂ +/- z* (p̂(1 - p̂)/n)?
What is the equation to find the degrees of freedom for a specific problem?
What is df=n-1?
Which chi-square test takes a single random sample from individuals and tests to see the relationships between two variables?
What is the chi-square test or association/independence?
What is the definition of standard deviation?
What quantity is calculated to indicate the extent of deviation for a group?
When find our z score we use this calculator speak on the test?
What is normalcdf having upper, lower, mean, and standard deviation?
What s the term when we are estimating the standard deviation from the sample data?
What is standard error?
When making comparisons and preforming inferences of the mean difference we use what methods?
What is matched pair procedures?
What is the equation to find the chi-square statistic?
what is ?
What is the definition of t-distribution?
What is continuous probability distribution that generalizes the standard normal distribution?
When finding our center that refers to which equation or variable?
When having one distribution Mp=p when having two Mp1-p2=p1-p2
Which error is it when you choose to reject the null but you were supposed to fail to reject the null?
What is Type 1 error?
If the population of the equation is approximately normal than the sampling distribution is what?
What is the sampling distribution is also approximately normal?
When finding the conditions for the chi-square test what are the conditions we need to find?
Random, Independent, and Large counts?
What is the definition of Central Limit Therom?
What is the sampling distribution of the mean will always be normally distributed, as long as the sample size is large enough?