More Math 241 Information

Elementary Statistics Topics

Preliminary Information

Decimal place accuracy
E-notation for numbers
Rounding up to the next integer

Evaluating mathematical expressions

Order of operations
Parentheses
Fractions
Square roots
Squaring

 

 

General Terminology

Population
Sample
Sample Size
Frequency
Frequency Distribution
Relative Frequency
Relative Frequency Distribution
Parameter
Statistic

 

Graphs

Terminology

Uniform scale
Grid lines
Analysis of graphs

 

Qualitative Bar Chart

Histogram

Class
Lower class limit
Upper class limit
Class width
Class midpont

Histogram shapes

Bell-shaped
Skewed left
Skewed right
Uniform
Symmetric
No special shape

 

 

Dot Plot
Time Series
Box Plot
Side-by-side Box Plot

Scatter Diagram

Regression line
Outliers
Influential observations
Correlation coefficient
Coefficient of determination

 

 

Statistics

Minimum
First Quartile
Median
Third Quartile
Maximum
Mean
Mode
Midrange
Range
Interquartile Range
Sample Standard Deviation
Standard Error of the Mean
Skewness
Kurtosis

 

Probability

Classical Probability
Empirical Probability
Probability Properties

Data Table Probability

"And" probability
"Or" probability
Conditional Probability

 

Discrete probability distribution
Mean of discrete probability distribution
Standard deviation of discrete probability distribution
Binomial experiment
Binomial probability
Mean of binomial experiment
Standard deviation of binomial experiment
Normal probability
Inverse normal computations
Central Limit Theorem

 

Confidence Intervals and Sample Size

Significance
Confidence
Confidence Interval for the Population Proportion
Confidence Interval for the Population Mean

Sample Size for the Population Proportion

Prior estimate given
No prior estimate

 

Sample Size for the Population Mean

 

 

 

Hypothesis Testing

Hypothesis
Null Hypothesis
Alternative Hypothesis
One-tailed test
Two-tailed test
Type I Error
Type II Error
Critical Region
Critical Value
P-Value
P-Value approach to hypothesis testing
Hypothesis test of the proportion

Hypothesis test of the mean

Dependent difference test
Test for significant linear correlation
Chi-square goodness-of-fit test
Tests for normality

 

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