# Christopher Graham

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## Christopher's activity

#### Christopher Graham on Find sample mean, standard deviation, median and interquartile range - small sample 1 week, 6 days ago

Gave some feedback: Needs to be tested

#### Christopher Graham on Calculating the Spearman rank correlation coefficient and p-value 3 weeks, 2 days ago

Changed the context to sporting interests

#### Christopher Graham on Find mean and standard deviation of differences between samples 3 weeks, 2 days ago

Fixed the comma problem

#### Christopher Graham on Perform a paired t-test 3 weeks, 6 days ago

Gave some feedback: Needs to be tested

#### Christopher Graham on Perform an independent two sample t-test 3 weeks, 6 days ago

Gave some feedback: Needs to be tested

#### Christopher Graham created Perform a paired t-test 4 weeks ago

#### Christopher Graham created Perform an independent two sample t-test 4 weeks ago

#### Christopher Graham on 5 number summary for sports science 1 month, 1 week ago

Gave some feedback: Needs to be tested

#### Christopher Graham on How to enter numbers and algebraic symbols - Getting Started 1 month, 1 week ago

Changed text to reflect changes in runtime theme