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Posted: **Sun Sep 05, 2021 5:05 pm**

: Susan Is Interested In Whether The Age At Which Students Study With The Ou Is Different Depending On Where The Students 1 (399.58 KiB) Viewed 284 times

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: Susan Is Interested In Whether The Age At Which Students Study With The Ou Is Different Depending On Where The Students 2 (292.12 KiB) Viewed 284 times

Susan is interested in whether the age at which students study with the OU is different depending on where the students live. She analyses the data for the 544 students who started studying M248 in October 2020 and finds that 69 of these were from Scotland and 29 them were from Wales. The Scottish students had a mean age of 41.6 years with a standard deviation of 13.8. Whereas the Welsh students had mean age of 36.8 with a standard deviation of 10.9.
Therefore, based on the data provided, the 95% confidence interval for the population proportion is 0.084