Question

A company has a policy of retiring company cars; this policy looks at number of miles driven, purpose of trips, style of car and other features. The distribution of the number of months in service for the fleet of cars is bell-shaped and has a mean of 40 months and a standard deviation of 4 months. Using the 68-95-99.7 rule, what is the approximate percentage of cars that remain in service between 28 and 32 months? Do not enter the percent symbol. ans = %

Answer #1

A company has a policy of retiring company cars; this policy
looks at number of miles driven, purpose of trips, style of car and
other features. The distribution of the number of months in service
for the fleet of cars is bell-shaped and has a mean of 35 months
and a standard deviation of 3 months. Using the 68-95-99.7 rule,
what is the approximate percentage of cars that remain in service
between 38 and 44 months? Do not enter the...

A company has a policy of retiring company cars; this policy
looks at number of miles driven, purpose of trips, style of car and
other features. The distribution of the number of months in service
for the fleet of cars is bell-shaped and has a mean of 44 months
and a standard deviation of 8 months. Using the empirical rule,
what is the approximate percentage of cars that remain in service
between 60 and 68 months?
Do not enter the...

A company has a policy of retiring company cars; this policy
looks at number of miles driven, purpose of trips, style of car and
other features. The distribution of the number of months in service
for the fleet of cars is bell-shaped and has a mean of 47 months
and a standard deviation of 9 months. Using the 68-95-99.7 rule,
what is the approximate percentage of cars that remain in service
between 20 and 38 months?

A company has a policy of retiring company cars; this policy
looks at number of miles driven, purpose of trips, style of car and
other features. The distribution of the number of months in service
for the fleet of cars is bell-shaped and has a mean of 40 months
and a standard deviation of 6 months. Using the 68-95-99.7 rule,
what is the approximate percentage of cars that remain in service
between 28 and 34 months?

A company has a policy of retiring company cars; this policy
looks at number of miles driven, purpose of trips, style of car and
other features. The distribution of the number of months in service
for the fleet of cars is bell-shaped and has a mean of 60 months
and a standard deviation of 7 months. Using the 68-95-99.7 rule,
what is the approximate percentage of cars that remain in service
between 67 and 81 months?

A company has a policy of retiring company cars; this policy
looks at number of miles driven, purpose of trips, style of car and
other features. The distribution of the number of months in service
for the fleet of cars is bell-shaped and has a mean of 58 months
and a standard deviation of 9 months. Using the empirical rule,
what is the approximate percentage of cars that remain in service
between 31 and 49 months?

A company has a policy of retiring company cars; this policy
looks at number of miles driven, purpose of trips, style of car and
other features. The distribution of the number of months in service
for the fleet of cars is bell-shaped and has a mean of 65 months
and a standard deviation of 10 months. Using the empirical rule (as
presented in the book), what is the approximate percentage of cars
that remain in service between 35 and 45...

A company has a policy of retiring company cars; this policy
looks at number of miles driven, purpose of trips, style of car and
other features. The distribution of the number of months in service
for the fleet of cars is bell-shaped and has a mean of 36 months
and a standard deviation of 5 months. Using the empirical rule (as
presented in the book), what is the approximate percentage of cars
that remain in service between 21 and 31...

A company has a policy of retiring company cars; this policy
looks at number of miles driven, purpose of trips, style of car and
other features. The distribution of the number of months in service
for the fleet of cars is bell-shaped and has a mean of 50 months
and a standard deviation of 5 months. Using the empirical rule (as
presented in the book), what is the approximate percentage of cars
that remain in service between 60 and 65...

1) A company has a policy of retiring company cars; this policy
looks at number of miles driven, purpose of trips, style of car and
other features. The distribution of the number of months in service
for the fleet of cars is bell-shaped and has a mean of 57 months
and a standard deviation of 11 months. Using the empirical rule,
what is the approximate percentage of cars that remain in service
between 24 and 46 months?
Do not enter...

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