Coronary bypass surgery: A healthcare research agency reported that 42% of people who had coronary bypass surgery in 2008 were over the age of 6 Eleven coronary bypass patients are sampled. Part 1 of 2 (a) What is the mean number of people over the age of 65 in a sample of 11 coronary bypass patients? Round the answer to two decimal places. The mean number of people over the age of 65 is Part 2 of 2 X S (b) What is the standard deviation of the number of people over the age of 65 in a sample of 11 coronary bypass patients? Round the answer to four decimal places. The standard deviation of the number of people over the age of 65 is 0. X 5 Subn

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Coronary bypass surgery: A healthcare research agency reported that 42% of people who had coronary bypass surgery in 2008 were over the age of 63
Eleven coronary bypass patients are sampled.
H
esc
Part 1 of 2
(a) What is the mean number of people over the age of 65 in a sample of 11 coronary bypass patients? Round the answer to two decimal places.
The mean number of people over the age of 65 is
Part 2 of 2
Continue
(b) What is the standard deviation of the number of people over the age of 65 in a sample of 11 coronary bypass patients? Round the answer to four
decimal places.
The standard deviation of the number of people over the age of 65 is
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Transcribed Image Text:Coronary bypass surgery: A healthcare research agency reported that 42% of people who had coronary bypass surgery in 2008 were over the age of 63 Eleven coronary bypass patients are sampled. H esc Part 1 of 2 (a) What is the mean number of people over the age of 65 in a sample of 11 coronary bypass patients? Round the answer to two decimal places. The mean number of people over the age of 65 is Part 2 of 2 Continue (b) What is the standard deviation of the number of people over the age of 65 in a sample of 11 coronary bypass patients? Round the answer to four decimal places. The standard deviation of the number of people over the age of 65 is Type here to search C 11 ? @ 2 # 3 8 $ IDI . 4 % 2 X 5 99+ f6 a S 6 # X hp & 7 $ Subm © 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Cents g (? 4+ 8 19 144 ho ▶11
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