Question

A waitress believes the distribution of her tips has a model that is slightly skewed to the left, with a mean of $9.70 and a standard deviation of $5.20. She usually waits on about 60 parties over a weekend of work.

A) Estimate the probability that she will earn at least $700?

B) How much does she earn on the best 5% of such weekends?

Answer #1

A waitress believes the distribution of her tips has a model
that is slightly skewed to the right, with a mean of $10.80 and a
standard deviation of $5.40. She usually waits on about 60 parties
over a weekend of work.
a) Estimate the probability that she will earn at least $750.
b) How much does she earn on the best 10% of such
weekends?

A waitress believes the distribution of her tips has a model
that is slightly skewed to the right, with a mean of $9.80 and a
standard deviation of $6.80. She usually waits on about 40 parties
over a weekend of work. a) Estimate the probability that she will
earn at least $500. b) How much does she earn on the best 1% of
such weekends?

A waitress believes the distribution of her tips has a model
that is slightly skewed to the right, with a mean of $10.60 and a
standard deviation of $6.40. She usually waits on about 50 parties
over a weekend of work. a) Estimate the probability that she will
earn at least $650. b) How much does she earn on the best 1% of
such weekends

A waitress believes the distribution of her tips has a model
that is slightly skewed to the right , with a mean of $9.50 and a
standard deviation of $4.80 She usually waits on about 30 parties
over a weekend of work.
a) Estimate the probability that she will earn at least $300.
(Round to four decimal places as needed.)
.b) How much does she earn on the best 5%of such weekends?
(Round to two decimal places as needed.)

A waiter believes the distribution of his tips has a model that
is slightly skewed to the left, with a mean of $8.40 and a
standard deviation of $6.50. He usually waits on about 60 parties
over a weekend of work.
a) Estimate the probability that he will earn at least
$550.
b) How much does he earn on the best 10% of such
weekends?

A waiterwaiter believes the distribution of hishis tips has a
model that is slightly skewed to the left, with a mean of $9.30
and a standard deviation of $5.60.HeHe usually waits on about 50
parties over a weekend of work.
a) Estimate the probability that hehe will earn at least
$550.
b) How much does hehe earn on the best 1%of such
weekends?
a) P(tips from 50 partiesgreater than>$550)equals=
nothing
(Round to four decimal places as needed.)
b) The total...

A waiter believes the distribution of his tips has a model that
is slightly skewed to the left?, with a mean of ?$10.50 and a
standard deviation of ?$6.60. He usually waits on about 50 parties
over a weekend of work. ?
a) Estimate the probability that he will earn at least ?$600.
?
b) How much does he earn on the best 5?% of such? weekends?
PLEASE MAKE SURE IT IS CORRECT BECAUSE I ALREADY POSTED
IT , THE...

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