One Variable Data
The Value in the Middle of a data set.
What is the median?
A Graph that uses dots to represent values for two different numeric values.
what is a scatter plot?
Way to collect data from all individuals in a population.
What is a census?
One event does not affect another event.
Data that is unimodal, or where most values cluster in one middle range, and the rest of the data is off to the sides of the peak and is mostly symmetrical.
What is Normal distribution?
A Graph with two bumps.
What is Bimodal?
What is Strong positive correlation?
Elements of a well design experiment.
What is Comparison of at least two groups, Random assignments, replication, and control of potential confounding variable where appropriate.
The area where two Groups of data overlap.
what is intersection?
The average height in a normal distribution of a doctor’s patient list of 50 is 67 inches. What is the probability that someone is 60 inches or shorter?
What is normalcdf(0,60,67,57)= 33%?
Gender and age group are examples of what type of data?
What is categorical data?
If an r value is negative what does the graphs correlation look like.
What is Negative correlation?
The process of using data analysis to infer properties of an underlying distribution of probability.
What is Statistical inference.
General multiplication rule.
What is P(A and B) = P(A) * P(B|A)
Estimator that does not deviate from the true population parameter
What is unbiased Estimator?
Age in year and hight in feet are an example of what kind of data?
What is Quantitative data?
A straight line that describes how a response variable y changes as an explanatory variable x changes.
What is Least Square Regression line?
when part of the population has a reduced chance of being included in a sample.
What is under-coverage bias.
Bins is used when looking at what.
What is Binomial settings.
If the large counts condition states that when np ≥ 10 and n(1-p) ≥ 10.
What is the sample proportion will be normal.
Z-score Formula.
what is (x-mean)/standard deviation?
A point that would pull the regression line up or down.
What is a High leverage point?
What does random selection do for an experiment?
Allows for results to be generalized to the population of interests.
When doing geometric distribution on a calculator you use.
what is geometCDF and GeometPDF?
The rule where n>=30 will be normal.
What is the central limit theorem.