Given the yearly sales in yearly_sales .csv file, complete the following: Show all the descriptive statistics of sales_total, including its standard deviation and variance. Correlation of number_of_order to sales_total. Plot the scatter graph of number_of_order to sales_total. Perform linear regression of number_of_order to sales_total. Draw the line of best fit (abline) over your graph. Perform T test as shown below and show your conclusion. Perform ANOVA test as shown below and show your conclusion.

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