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karen cunanan
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Decks in this class (26)
1.1 sampling methods
Statistics,
Population,
Sample
11
cards
1.2 qualitative/quantitative data
Qualitative data,
Quantitative data,
What two ways can qualitative dat...
8
cards
1.3 observational studies
Experimental units,
Treatment,
Outcome response
18
cards
2.1 frequency distributions and charts
Frequency distribution,
Relative frequency aka proportion,
Bar graph
9
cards
1.4 biased studies
Biased studies,
Voluntary response survey,
Voluntary response bias highly bi...
9
cards
2.2 histograms & frequency distributions for quantative data
Frequency distribution for contin...,
Classes,
Lower class limit
20
cards
2.3 stem-and-leaf and dotplots
Stem and leaf plots,
Back to back stem and leaf plot,
Split stem and lead plot
4
cards
3.1 mean and median
Notations,
Finding median using calculator,
Median is resistant mean is not
8
cards
3.3 z-scores and boxplot
Z score equation,
Z score can be negative or positive,
Use the empirical rule to interpr...
19
cards
3.2 empirical data
0
cards
4.1 scatterplots
Scatterplot,
Making a scatterplot on ti 84,
Types of association
10
cards
4.2 the least-squares regression line
Least squares regression line,
What is the least squares regress...,
Explanatory variable or predictor...
11
cards
4.3 residuals and outliers
Importance of avoiding extrapolation,
Never try predicting the y value ...,
Extrapolation
8
cards
5.1 basics of probability
Probability experiment,
Probability of an event,
Law of large numbers
9
cards
5.2 addition rule and rule of complements
Compound event,
Addition rule for mutually exclus...,
Complements
3
cards
5.3 Multiplication Rule and Conditional Probability
If two events don t depend on eac...,
Study more and get a good grade,
Conditional probability
5
cards
6.1 Discrete Random Variables
Random variable,
Discrete random variables,
Continuous random variables
9
cards
6.2 the binomial distribution
Binomial disttribution conditions
1
cards
7.1 the standard normal distribution
Probability density of the random...,
Normal curve normally distributed...,
Properties of a normal curve
10
cards
7.2 applications of the normal distribution
Applications of normal distribution
1
cards
7.3 the central limit theorem
Central limit theorem,
Determining when the central limi...,
Calculating probabilities involvi...
3
cards
7.4 the central limit theory for proportions
The central limit theorem for pro...,
P is the population proportion,
P hat is the sample proportion
4
cards
7.6 assessing normality
Assumptions that lead to rejectin...,
We often use plots to assess norm...,
Stem and lead plots can be used i...
3
cards
8.2 confidence interval for means
Confidence interval for means usi...,
Assumptions for constructing a co...,
When sample size n is less than o...
6
cards
8.3 confidence intervals for proportions
Notation,
Assumptions aka how to see if the...,
Confidence intervals on the ti 84...
3
cards
9.1 hypothesis testing- null and alternate hypothesis
0
cards
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