The latest antidepressant produced is currently involved in the testing process. Eight subjects have joined the testing process where the mean number of days taken before side effects disappeared is being examined. The results are as follows. 6, 11, 30, 9, 19, 13, 14, 17 A USE SALT (a) How many degrees of freedom are present in this study? (b) What is the point estimate (in days)? 15 The mean is the average of the data. days What is the standard deviation (in days) of the sample? (Round your answer to four decimal places.) 7.3957 v days (c) What is the 95% confidence interval (in days) for the population mean? (Use a table or SALT. Round your answers to three decimal places.) 8.264 |× x+ (t critical value) 21.486 Vn x + (t critical value) days

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The latest antidepressant produced is currently involved in the testing process. Eight subjects have joined the testing process where the mean number of days taken before side effects disappeared is being examined. The
results are as follows.
6, 11, 30, 9, 19, 13, 14, 17
n USE SALT
(a) How many degrees of freedom are present in this study?
7
(b)
What is the point estimate (in days)?
15
The mean is the average of the data. days
What is the standard deviation (in days) of the sample? (Round your answer to four decimal places.)
7.3957
days
(c) What is the 95% confidence interval (in days) for the population mean? (Use a table or SALT. Round your answers to three decimal places.)
8.264
x + (t critical value)
21.486
x + (t critical value)
days
Transcribed Image Text:The latest antidepressant produced is currently involved in the testing process. Eight subjects have joined the testing process where the mean number of days taken before side effects disappeared is being examined. The results are as follows. 6, 11, 30, 9, 19, 13, 14, 17 n USE SALT (a) How many degrees of freedom are present in this study? 7 (b) What is the point estimate (in days)? 15 The mean is the average of the data. days What is the standard deviation (in days) of the sample? (Round your answer to four decimal places.) 7.3957 days (c) What is the 95% confidence interval (in days) for the population mean? (Use a table or SALT. Round your answers to three decimal places.) 8.264 x + (t critical value) 21.486 x + (t critical value) days
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