AP Statistics Voc part 1

Probability of getting from the test. The lower the value the stronger the evidence

p-value is less than your alpha (.05 if not given).

The difference between an observed value of the response variable and predicted value.

A type of response bias where the question is posed to achieve a desired result.

Every member of the population has a known and equal chance of selection

Unintended diff. between the conditions of an exper that could have affected the dep variable.

The hypothesis which states the Null Hypothesis is incorrect in a significance test.

Sampling distribution of the mean will approach the normal distribution as n increases (n>30).

If I say " 2 standard deviation above the mean" for a normal distributionthis represents what?

Normal Distribution 68%-95%-99.7%

Estimating a value outside the range of measured data.

A sampling design in which entire groups are chosen at random.

An error that occurs; a false positive.

This formula is .....

The random assignment of subjects to treatments is carried out separately within each block

Inferential statistical test of the null hyp. for a single sample where the pop SD is known.

Displays the 5-number summary as a central box with whiskers.

The range of values within which a population parameter is estimated to lie.

A two-step process is followed to divide the population into subgroups. (sampling)

Measures the % of variation in a dep. variable explained by 1 or more indep variables (r^2)