1. Polynomial function - A function whose rule is given by a polynomial.
2. Degree - For a term with one variable, the degree is the variable's exponent. With more than
one variable, the degree is the sum of the exponents of the variables.
3. End behavior
1. Population the entire group of individuals about which we want information when doing a
statistical study.
2. Sample - the part of the population from which we actually collect information. The information
from a sample is used to draw conclusions abou
Response variable This variable is always plotted on the y axis of a scatterplot. Measures an outcome
of a study. This is the variable y when x is an explanatory variable.
Explanatory variable If one exists, it is always plotted on the x axis of a scatter
Statistics Chapter 9 Additional Vocabulary
7.
Significance and Type I Error the significance level of any fixed level test is the probability of a
Type I error. This is, is the probability that the test will reject the null hyposthesis H when H
is in fact
Vocabulary for Chapter 5
1.
Law of Large Numbers says that if we observe more and more repetition of any chance
process, the proportion of times that a specific outcome occurs approaches a single value.
2.
Probability probability of any outcome of a chanc
Chapter 6 additional words not included on Glossary print out)
4. variance and standard deviation of a discrete random variable supposed that X is a discrete
random variable whose probability distribution is
Value:
x
x
x
Probability:
p
p
p
And that is the
Statistics Chapter 10 Additional Vocabulary
7.
Using the two-sample t procedures: the normal condition:
Sample size less than 15: Use 2-sample t procedures if the data in both samples/groups appear
close to Normal (roughly symmetric, single peak, no outli
Chapter 8 Vocabulary - additional
5.
Interpreting Confidence Levels and Confidence Intervals Confidence Levels to say that we
are 95% confident is shorthand for 95% of all possible samples of a given size from this
population will result in an interval th
Chapter 7 Vocabulary - additional
8. Mean and Standard Deviation of the sampling distribution of x bar Suppose that x bar is
the mean of an SRS of size n drawn from a large population with the mean and the standard
deviation . Then: the mean of the sampli