Week 7 Assignment – 100 points Timely Assignment Help
Week 7 Assignment – 100 points Timely Assignment Help
Applied Sciences online homework marketplace
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. T test This is to test for the mean of one group; here we have sale_total. t.test(sales_total, mu = 249) # R command for t test H0: mu = 249 # null hypothesis H1: mu ≠ 249 # alternative hypothesis Rejection level = 0.05 (implies 95% confidence level) Do not Reject H0 if p-value is 0.05 ANOVA test ANOVA is used to test the equality of mean for two groups; here we have Male and Female. anova(lm(data = myData, sales_total ~ factor(gender))) # R command for ANOVA test. H0: There is significant difference between Male and Female sales_total. H1: There is no significant difference between Male and Female sales_total. Rejection level = 0.05 (implies 95% confidence level) Do not Reject H0 if p-value is 0.05
Have trouble solving the various types of essays? Don’t worry. Our team of brilliant essay writers will help you with your requirements. We understand that working on more than one type of essay can be a bit hectic as well as confusing when each type of essay has its own set of guidelines. However, that is not a problem for our extraordinary essay writing helpers. They can provide the necessary essay writing help, irrespective of the intricacy of the topic or the essay type. If you are wondering what types of essays are covered by our essay writers, here’s your answer.