# Links: Stat 202 Summer 2015

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## StatCrunch Skills We Have Learned Before Midterm

### StatCrunch Plots We Have Learned Before Midterm

• Bar Graph
• Pie Chart
• Stemplot
• Histogram
• QQ-Plot (Normal Quantile Plot)
• Scatter Plot
• Scatter Plot with Regression Line overlaid
• Residual Plot
• Boxplot

### StatCrunch Calculators We Have Learned Before Midterm

• Normal Calculator
• Binomial Calculator

### StatCrunch Statistics We Have Learned Before Midterm

• Summary Stats (Columns)
• Summary Stats (Correlation)
• Regression (Simple Linear)

### Other Skills We Have Learned Before Midterm

• Delete and Insert Rows And Columns
• Rename Columns
• Simulate Data From A Specified Distribution
• Use Fixed and Dynamic Seeds
• Apply Transformations to Data

## StatCrunch Skills We Have Learned Since the Midterm

### Sampling

• Conduct a random sample of data
• Sample if there is more than one column and you want sampled columns to correspond.
• Use fixed seeds for sampling
• Generate a sequence of numbers to use for sampling.

### Hypothesis Testing

• Z-Test
• T-Test
• Proportion Test
• One Sample
• Two Sample
• Paired
• With Data
• With Summary

### Confidence Intervals

• Z-Stats
• T-Stats
• Proportion Stats
• One Sample
• Two Sample
• Paired
• With Data
• With Summary

### Power/Sample Size

• Z-Stats
• T-Stats
• Proportion Stats
• One Sample
• Two Sample