Section 6.1 Summarizi 62 Dental Insurance You plan to purchase dental insurance for your three remaining years in school. The insurance 1 fo TRY makes a one-time payment of $1,000 in case of a major dental repair (such as an implant) or $100 in case of a minor repair (such as a cavity). If you don't need dental repair over the next 3 years, the insurance expires and you receive no payout. You estimate the chances of requiring a major repair over the next 3 years as 5%, a minor repair as 60% and no repair as 35%. red a am b ere dis- the 6.6 on ly he a. Why is X = payout of dental insurancea random variable? at b. Is X discrete or continuous? What are its possible values? For ty c.Give the probability distribution of X 6.3 San Francisco Giants hitting The table shows the prob- ability distribution of the number of bases for a randomly selected time at bat for a San Francisco Giants player in 2010 (excluding times when the player got on base because of a walk or being hit by a pitch). In 74.29% of the at-bats 6.7 on was out, 17.04% of the time the player got a sin- gle (one base), 5.17% of the time the player got a double (two bases), 0.55 % of the time the player got a triple, and 2.95% of the time the player got a home run. the player ll is d Verify that the probabilities give a legitimate probability
Section 6.1 Summarizi 62 Dental Insurance You plan to purchase dental insurance for your three remaining years in school. The insurance 1 fo TRY makes a one-time payment of $1,000 in case of a major dental repair (such as an implant) or $100 in case of a minor repair (such as a cavity). If you don't need dental repair over the next 3 years, the insurance expires and you receive no payout. You estimate the chances of requiring a major repair over the next 3 years as 5%, a minor repair as 60% and no repair as 35%. red a am b ere dis- the 6.6 on ly he a. Why is X = payout of dental insurancea random variable? at b. Is X discrete or continuous? What are its possible values? For ty c.Give the probability distribution of X 6.3 San Francisco Giants hitting The table shows the prob- ability distribution of the number of bases for a randomly selected time at bat for a San Francisco Giants player in 2010 (excluding times when the player got on base because of a walk or being hit by a pitch). In 74.29% of the at-bats 6.7 on was out, 17.04% of the time the player got a sin- gle (one base), 5.17% of the time the player got a double (two bases), 0.55 % of the time the player got a triple, and 2.95% of the time the player got a home run. the player ll is d Verify that the probabilities give a legitimate probability
A First Course in Probability (10th Edition)
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Transcribed Image Text:Section 6.1 Summarizi
62 Dental Insurance You plan to purchase dental insurance
for your three remaining years in school. The insurance
1
fo
TRY
makes a one-time payment of $1,000 in case of a major
dental repair (such as an implant) or $100 in case of a
minor repair (such as a cavity). If you don't need dental
repair over the next 3 years, the insurance expires and you
receive no payout. You estimate the chances of requiring
a major repair over the next 3 years as 5%, a minor repair
as 60% and no repair as 35%.
red
a
am
b
ere
dis-
the
6.6
on
ly
he
a. Why is X = payout of dental insurancea random
variable?
at
b. Is X discrete or continuous? What are its possible
values?
For
ty
c.Give the probability distribution of X
6.3 San Francisco Giants hitting The table shows the prob-
ability distribution of the number of bases for a randomly
selected time at bat for a San Francisco Giants player in
2010 (excluding times when the player got on base because
of a walk or being hit by a pitch). In 74.29% of the at-bats
6.7
on
was out, 17.04% of the time the player got a sin-
gle (one base), 5.17% of the time the player got a double
(two bases), 0.55 % of the time the player got a triple, and
2.95% of the time the player got a home run.
the player
ll
is
d Verify that the probabilities give a legitimate probability
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