At a certain coffee shop, all the customers buy a cup of coffee and some also...
At a certain coffee shop, all the customers buy a cup of coffee and some also buy a doughnut. The shop owner believes that the number of cups he sells each day is normally distributed with a mean of 310cups and a standard deviation of 21cups. He also believes that the number of doughnuts he sells each day is independent of the coffee sales and is normally distributed with a mean of 180 doughnuts and a standard deviation of 11. Complete parts a) through c).
- The shop is open every day but Sunday. Assuming day-to-day sales are independent, what's the probability he'll sell over 2000 cups of coffee in a week?
- If he makes a profit of 40 cents on each coup of coffee and 30 cents on each doughnut, can he reasonably expect to make a day’s profit over $ 300< Explain
- What is the probability that any given day he will sell a doughnut to more than a half of his coffee customers?
Homework Answers
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At a certain coffee shop, all the customers buy a cup of coffee and some also...
At a certain coffee shop, all the customers buy a cup of coffee and some also...
At a certain coffee shop, all the customers buy a cup of coffee and some also buy a doughnut. The shop owner believes that the number of cups he sells each day is normally distributed with a mean of 320 cups and a standard deviation of 24 cups. He also believes that the number of doughnuts he sells each day is independent of the coffee sales and is normally distributed with a mean of 150 doughnuts and a standard deviation...
At a certain coffee shop, all the customers buy a cup of coffee and some also...
At a certain coffee shop, all the customers buy a cup of coffee and some also buy a doughnut. The shop owner believes that the number of cups he sells each day is normally distributed with a mean of 330 cups and a standard deviation of 21 cups. He also believes that the number of doughnuts he sells each day is independent of the coffee sales and is normally distributed with a mean of 130 doughnuts and a standard deviation...
At a certain coffee shop, all the customers buy a cup of coffee and some also buy a doughnut. The shop owner believes t...
At a certain coffee shop, all the customers buy a cup of coffee and some also buy a doughnut. The shop owner believes that the number of cups he sells each day is normally distributed with a mean of 340 cups and a standard deviation of 21 cups. He also believes that the number of doughnuts he sells each day is independent of the coffee sales and is normally distributed with a mean of 150 doughnuts and a standard deviation...
Survival Analys.. At a certain coffee shop, all the customers buy a cup of coffee and...
Survival Analys.. At a certain coffee shop, all the customers buy a cup of coffee and some also buy a doughnut The shop owner believes that the number of cups he sells each day is normal distributed with a mean of 330 cups and a standard deviation of 23 cups. He also believes that the number of doughnuts he sells each day is independent of the coffee sales and is normally distributed with a mean of 180 doughnuts and a...
(A) The shop is open every day but Sunday. Assuming day-to-day sales are independent, what's the...
(A) The shop is open every day but Sunday.
Assuming day-to-day sales are independent, what's the
probability he'll sell over 2000 cups of coffee in a week?
7.1.55 Question Help At a certain coffee shop, all the customers buy a cup of coffee and some also buy a doughnut. The shop owner believes that the number of cups he sells each day is normally distributed with a mean of 310 cups and a standard deviation of 24 cups. He also...
The probability distribution of customers that walk into a coffee shop on any given day of...
The probability distribution of customers that walk into a coffee shop on any given day of the week is described by a Normal distribution with mean equal to 100 and standard deviation equal to 20. What is the probability that no more than 80 customers walk into the coffee shop next Monday? Approximately 16% Approximately 50% Approximately 84% Approximately 95%
6. Suppose that, of all the customers at a coffee shop, 70% purchase a cup of...
6. Suppose that, of all the customers at a coffee shop, 70% purchase a cup of coffee; 40% purchase a piece of cake; 20% purchase both a cup of coffee and a piece of cake. Given that a randomly chosen customer has purchased a piece of cake, what is the probability that he/she has also purchased a cup of coffee?
On a chilly Saturday morning, Roy Parker bought 30 doughnuts for $72, prepared 10 litres of...
On a chilly Saturday morning, Roy Parker bought 30 doughnuts for $72, prepared 10 litres of hot coffee and went to a farm auction. There, he sold all the coffee and all but six dozen of the doughnuts before heading home late in the afternoon. Knowing that he could not eat six dozen doughnuts himself, and that they would be worthless by the next day, he began to consider how he might sell the remaining doughnuts. Only one possibility occurred...
On a chilly Saturday morning, Roy Parker bought 30 doughnuts for $72, prepared 10 litres of...
On a chilly Saturday morning, Roy Parker bought 30 doughnuts for $72, prepared 10 litres of hot coffee and went to a farm auction. There, he sold all the coffee and all but six dozen of the doughnuts before heading home late in the afternoon. Knowing that he could not eat six dozen doughnuts himself, and that they would be worthless by the next day, he began to consider how he might sell the remaining doughnuts. Only one possibility occurred...
On a chilly Saturday morning, Roy Parker bought 30 doughnuts for $72, prepared 10 litres of...
On a chilly Saturday morning, Roy Parker bought 30 doughnuts for $72, prepared 10 litres of hot coffee and went to a farm auction. There, he sold all the coffee and all but six dozen of the doughnuts before heading home late in the afternoon. Knowing that he could not eat six dozen doughnuts himself, and that they would be worthless by the next day, he began to consider how he might sell the remaining doughnuts. Only one possibility occurred...
At a certain coffee shop, all the customers buy a cup of coffee and some also buy a doughnut. The shop owner believes that the number of cups he sells each day is normally distributed with a mean of 340 cups and a standard deviation of 21 cups. He also believes that the number of doughnuts he sells each day is independent of the coffee sales and is normally distributed with a mean of 150 doughnuts and a standard deviation...
Survival Analys.. At a certain coffee shop, all the customers buy a cup of coffee and some also buy a doughnut The shop owner believes that the number of cups he sells each day is normal distributed with a mean of 330 cups and a standard deviation of 23 cups. He also believes that the number of doughnuts he sells each day is independent of the coffee sales and is normally distributed with a mean of 180 doughnuts and a...
(A) The shop is open every day but Sunday.
Assuming day-to-day sales are independent, what's the
probability he'll sell over 2000 cups of coffee in a week?
7.1.55 Question Help At a certain coffee shop, all the customers buy a cup of coffee and some also buy a doughnut. The shop owner believes that the number of cups he sells each day is normally distributed with a mean of 310 cups and a standard deviation of 24 cups. He also...
The probability distribution of customers that walk into a coffee shop on any given day of the week is described by a Normal distribution with mean equal to 100 and standard deviation equal to 20. What is the probability that no more than 80 customers walk into the coffee shop next Monday? Approximately 16% Approximately 50% Approximately 84% Approximately 95%
6. Suppose that, of all the customers at a coffee shop, 70% purchase a cup of coffee; 40% purchase a piece of cake; 20% purchase both a cup of coffee and a piece of cake. Given that a randomly chosen customer has purchased a piece of cake, what is the probability that he/she has also purchased a cup of coffee?
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