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Unsolicited emails will be referred to as SPAM emails. Consider a set of 50 SPAM emails. For each email, the number of capital letters was
Unsolicited emails will be referred to as SPAM emails. Consider a set of 50 SPAM emails. For each email, the number of capital letters was reported. The dataset is provided here: SPAM Dataset Label your answers as AG. A. Upload the data into StatKey. What are the values of the sample mean and sample standard deviation? Mean = Standard Deviation = B. What is the parameter? Describe in context. C. What is the value of the statistic of interest? Describe what the value represents in words. D. Using the appropriate Bootstrap Condence Interval link in StatKey, upload the data into StatKey. Create a bootstrap distribution with at least 10,000 bootstrap samples. Use the Insert, Image option in Canvas to upload a screenshot of your bootstrap distribution from StatKey. E. Describe the bootstrap distribution by reporting the following: Shape: Mean of Bootstrap Distribution = Standard Deviation of the Bootstrap Distribution (i.e., standard error) = F. Estimate the 95% bootstrap interval using the standard error. G. Interpret the bootstrap interval. SPAM Subject Line Capital Letters 1. Dearest one in the lord 1 2. HOW ARE YOU TODAY 14 3. YOUR FUND RELEASE 15 4. From Suzan & Williams 3 5. From Mrs Kadirat Usman.thanks and remain bless. Urgent please 5 6. Confirm Your HAIFA WEBMAIL ACCOUNT!! 21 7. PLEASE GET IN TOUCH IS CONFIDENTIAL 30 8. Personal and Confidential 2 9. I NEED YOUR HELP PLEASE 19 10. Dear trusted one 1 11. AM GLAD I FOUND YOU 15 12. Awaiting for your response 13. I AM VERY URGENTLY WAITING FOR YOUR RESPONSE. 37 14. Notification from Chase Bank 3 15. Notification from Chase Bank 3 16. CONGRATULATION 14 17. SECURITY CODE MSW/56B-672GB/COMP1/L 23 18. Account Security Measures Notification 4 19. Almighty Blessings 2 20. OFFICIAL WINNING 15 21. Yahoo Prize Award. 3 22. Attn; Certified Beneficiary/Respond Immediately" "mul 5 23. ATTENTION : THE DIRECTOR (URGENT BUSINESS PROPOSAL) 42 24. Hello Dear, 2 25. calvary Greetings from Joy Elinor Jacob 4 26. URGENT BUSINESS ASSISTANCE 24 27. Hello Dear 2 28. GET BACK TO ME ASAP 15 29. URGENT BUSINESS 14 30. CONGRATULATIONS! 1531. Dear Friend, from Kofi Anderson 4 32. JOINT VENTURE INVESTMENT 22 33. Award winner 2008 Contact Your Agent 4 34. CONTRACT PROPOSAL 16 35. Confidential 36. Important Security Alert 3 37. WINNING NOTIFICATION FOR CATEGORY "A" CYBER LOTTO DRAWS 46 38. Re:Hi 2 39. Hello dear one 40. From Bank xxx 2 41. Personal Mail No 42. Unauthorized Activity ! 2 43. From Dr. Davidson Ebo. Its very important.? 5 44. I NEED YOUR ASSISTANCE 19 45. Expecting to hear from you 46. IRS Online Survey : $90.00 to your account - Just for your time! 6 47. Webmail account verification 48. Mr Patrick Umair 3 49. Lets work together. 50. UK Lottery 3
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