- Question Number 04 05 Marks The Average Monthly Social Security Benefit For A Specific Year For Retired Workers Was 7 1 (32 KiB) Viewed 193 times
The average monthly Social Security benefit for a specific year for retired workers was $756.85 and for disabled workers was $548.45. Researchers used data from the Social Security records to test the claim that the difference in monthly benefits between the two groups was greater than $25. Based on the following information, can the researchers’ claim be supported at the 95% CI?
Question Number 04: [05 Marks The average monthly Social Security benefit for a specific year for retired workers was $756.85 and for disabled workers was $548.45. Researchers used data from the Social Security records to test the claim that the difference in monthly benefits between the two groups was greater than $25. Based on the following information, can the researchers' claim be supported at the 95% CI? Sample Size Mean Benefit Population Standard Deviation Retired 65 $804.20 $75.40 Disabled 65 $698.30 $85.40