An outbreak of the deadly Ebola virus in 2002 and 2003 killed 91 of the 95 gorillas in 7 home ranges in the Congo. To study the pread of the virus, measure " distance" by the number of home ranges separating a group of gorillas from the first group infected. Here an ata on distance and number of days until deaths began in each later group: Distance x 43 4 6 57 Days y 5 17 32 38 45 50 Jse a calculator or software to find the following values. a) Find the mean and standard deviation of x. MEAN: STANDARD DEVIATION:

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An outbreak of the deadly Ebola virus in 2002 and 2003 killed 91 of the 95 gorillas in 7 home ranges in the Congo. To study the
spread of the virus, measure " distance" by the number of home ranges separating a group of gorillas from the first group infected. Here are
data on distance and number of days until deaths began in each later group:
Distance x 4346 57
Days y
5 17 32 38 4550
Use a calculator or software to find the following values.
(a) Find the mean and standard deviation of x.
МEAN:
STANDARD DEVIATION:
(b) Find the mean and standard deviation of y.
МEAN:
STANDARD DEVIATION:
(c) Find the correlation r between x and y.
r:
Transcribed Image Text:An outbreak of the deadly Ebola virus in 2002 and 2003 killed 91 of the 95 gorillas in 7 home ranges in the Congo. To study the spread of the virus, measure " distance" by the number of home ranges separating a group of gorillas from the first group infected. Here are data on distance and number of days until deaths began in each later group: Distance x 4346 57 Days y 5 17 32 38 4550 Use a calculator or software to find the following values. (a) Find the mean and standard deviation of x. МEAN: STANDARD DEVIATION: (b) Find the mean and standard deviation of y. МEAN: STANDARD DEVIATION: (c) Find the correlation r between x and y. r:
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