AP Stats Final Review

Why is randomization one of the four principles of experimental design?

Which type of bias would most likely result from this sampling method?

What is the IQR?

Which will be larger based on the distribution?

Sampling Methods

Describe the shape of distribution.

Z-Scores measure the _______ of a value from the _______ in standard deviations

Is this a geometric distribution or a binomial distribution?

Find the median

Sampling Methods

Find the Probability of A∩B

Determine if the following table is a valid probability distribution. Be able to explain...

Which Design is best?

How would you describe the SPREAD of the distribution of MALES heights?

In a linear regression line, what does "y-hat" represent?

Which will be larger based on the distribution?

What percentage of scores have z-scores that are in between 0 and 2?

Is this number of kings a binomial random variable, a geometric random variable, or neither?

In a normal curve, the mean, median and mode are equal

Probability Rules: Or = ____

Identify the type of bias:

What is the equation for the linear regression?

The percent of variation in y explained by the linear regression with x is the definition of

Find the probability of A'

Determine the probability distributions missing probability value.

What is the Empirical Rule for Statistics?

Empirical Rule: What percent of the observations are within 2 standard dev. of the mean?

What is the median?

Which will be larger based on the distribution?

Describes the strength and direction of a linear relationship (IN CONTEXT)

What would my shape be if the mean = 65 and the median = 50

What is this type of experimental design called?

Mean Median Mode and Range

What percentage of scores have z-scores in between -1 and 0?

What are the experimental units?

Estimate the IQR.

For the scenario, what are the experimental units?

Describe the shape of distribution.

Geometric or Binomial?

What is the range of this data?

According to the two way table, P(Left Handed) = ?

Sampling Methods

Why is control one of the four principles of experimental design?

Factors are the typically the "type" of thing the explanatory variable can be in a design of experiment

According to the two way table, P(History | Left Handed) =

Two types of sampling that leads to bias...

According to the two way table, P(History and Left Handed) =?

Probability Rules: And = ____

Identify the type of bias:

This distribution is...

Describe the shape of this distribution.

Sampling Methods

Sampling Methods

According to the residual plot, should a linear model been used?

Geometric or Binomial? The first lefty is the fifth person chosen.

What is the y-intercept of a linear regression?

Describe the shape of distribution.