A certain hurricane database extends back to 1851, recording among other data the number of major hurricanes (measuring at least a Category 3) striking a certain region per year. The following table provides a probability distribution for the number of major hurricanes, Y, for a randomly selected year between 1851 and 2012. Complete parts (a) through (f) below. y P(Y = y) y P(Y = y) D 0.181 5 0.044 0.274 0.029 2 0.269 0.011 3 0.079 0.082 4 0.031 a. Use random-variable notation to represent the event that the year had at least one major hurricane. Select the correct choice below and fill in the answer box within your choice. O A. O

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5.1.13
Question Help O
A certain hurricane database extends back to 1851, recording among other data the number of major hurricanes (measuring at least a Category 3) striking a certain
region per year. The following table provides a probability distribution for the number of major hurricanes, Y, for a randomly selected year between 1851 and 2012.
Complete parts (a) through (f) below.
y
P(Y = y)
y
P(Y = y) O
0.181
5
0.044
1
0.274
0.029
0.269
7
0.011
3
0.079
8.
0.082
4
0.031
a. Use random-variable notation to represent the event that the year had at least one major hurricane. Select the correct choice below and fill in the answer box within
your choice.
O A. { }
В. Р
Transcribed Image Text:5.1.13 Question Help O A certain hurricane database extends back to 1851, recording among other data the number of major hurricanes (measuring at least a Category 3) striking a certain region per year. The following table provides a probability distribution for the number of major hurricanes, Y, for a randomly selected year between 1851 and 2012. Complete parts (a) through (f) below. y P(Y = y) y P(Y = y) O 0.181 5 0.044 1 0.274 0.029 0.269 7 0.011 3 0.079 8. 0.082 4 0.031 a. Use random-variable notation to represent the event that the year had at least one major hurricane. Select the correct choice below and fill in the answer box within your choice. O A. { } В. Р
6.2.59
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Sketch a standard normal curve and shade the area that lies to the left of a. 2.12, b. - 1.71, c. 0, and d. - 5. Then determine the area under the standard normal curve
that lies in the area of interest for each part.
Click here to view page 1 of the normal distribution table.
Click here to view page 2 of the normal distribution table.
a. Sketch a standard normal curve and shade the area under the curve that lies to the left of 2.12.
Choose the correct graph below.
OA.
В.
Oc.
OD.
2.12
2.12
2.12
-2.12
勺
Transcribed Image Text:6.2.59 Question Help Sketch a standard normal curve and shade the area that lies to the left of a. 2.12, b. - 1.71, c. 0, and d. - 5. Then determine the area under the standard normal curve that lies in the area of interest for each part. Click here to view page 1 of the normal distribution table. Click here to view page 2 of the normal distribution table. a. Sketch a standard normal curve and shade the area under the curve that lies to the left of 2.12. Choose the correct graph below. OA. В. Oc. OD. 2.12 2.12 2.12 -2.12 勺
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