- #1
smaan
- 16
- 0
Is is possible to get the Spearman coefficient on a TI 84? Not the Pearson, the Spearman.
To access the calculator function for calculating Spearman coefficient on a TI-84 calculator, press the “STAT” button and then select “EDIT” from the menu. Next, enter your data into two lists, X and Y. Press “STAT” again and select “CALC”. Scroll down to “Spearman” and press “ENTER”. Enter the list names for X and Y when prompted.
The formula for calculating Spearman coefficient on a TI-84 calculator is: r = 1 – 6∑d2 / n(n2 – 1), where r is the Spearman coefficient, d is the difference between the ranks of each pair of data points, and n is the number of data points.
No, the TI-84 calculator can only calculate Spearman coefficient for two variables at a time. If you have more than two variables, you will need to calculate the coefficient separately for each pair of variables.
The Spearman coefficient ranges from -1 to 1, with 0 indicating no correlation, 1 indicating a perfect positive correlation, and -1 indicating a perfect negative correlation. The closer the value is to 1 or -1, the stronger the correlation between the two variables. A value close to 0 indicates a weak or no correlation.
No, the TI-84 calculator can only calculate Spearman coefficient for numerical data. If you have non-numerical data, you will need to assign ranks to the data first before using the calculator to calculate the coefficient.