An article in Knee Surgery, Sports Traumatology, Arthroscopy (2005, Vol. 13, pp. 273-279) "Arthroscopic meniscal repair with an absorbable screw: results and surgical technique" showed that only 25 out of 37 tears (67.6%) located between 3 and 6 mm from the meniscus rim were healed. (a) Calculate a 95% two-sided confidence interval on the proportion of such tears that will heal. Round the answers to 3 decimal places. ≤ps i 0.802 (b) Calculate a 95% lower confidence bound on the proportion of such tears that will heal. Round the answer to 3 decimal places. i 0.550 i 0.676 Sp

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An article in Knee Surgery, Sports Traumatology, Arthroscopy (2005, Vol. 13, pp. 273-279) "Arthroscopic meniscal repair with an
absorbable screw: results and surgical technique" showed that only 25 out of 37 tears (67.6%) located between 3 and 6 mm from the
meniscus rim were healed.
(a) Calculate a 95% two-sided confidence interval on the proportion of such tears that will heal. Round the answers to 3 decimal
places.
i 0.550
≤p≤ i 0.802
(b) Calculate a 95% lower confidence bound on the proportion of such tears that will heal. Round the answer to 3 decimal places.
i 0.676
≤p
Transcribed Image Text:An article in Knee Surgery, Sports Traumatology, Arthroscopy (2005, Vol. 13, pp. 273-279) "Arthroscopic meniscal repair with an absorbable screw: results and surgical technique" showed that only 25 out of 37 tears (67.6%) located between 3 and 6 mm from the meniscus rim were healed. (a) Calculate a 95% two-sided confidence interval on the proportion of such tears that will heal. Round the answers to 3 decimal places. i 0.550 ≤p≤ i 0.802 (b) Calculate a 95% lower confidence bound on the proportion of such tears that will heal. Round the answer to 3 decimal places. i 0.676 ≤p
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