Homework Answers
Add Answer to:
A pizza shop owner determines the number of pizzas that are delivered each day PLEASE FIND...
can you find the standard deviation and variance please ? 2 3 4 5 6 7...
can you find the standard deviation and variance
please
? 2 3 4 5 6 7 8 9 10 11 12 13 14 15 > Question 1 of 15 (1 point) Attempt 1 of 1 | View question in a popup 039m 54s Remaining 5.2 Section Pizza Deliveries A pizza shop owner determines the number of pizzas that are delivered each day. Number of deliveries X 36 37 0.2 38 0.3 Probability P(x) 39 0.3 40 0.1 0.1 Send data...
The number of suits sold per day at a retail store is shown in the table,...
The number of suits sold per day at a retail store is shown in the table, with the corresponding probabilities. PLEASE FIND MEAN, VARIANCE, AND STANDARD DEVIATION Number of suits sold X2021222324Probability P(X)0.10.20.30.1 0.3
A pizza shop owner wishes to find the 95% confidence interval of the true mean cost...
A pizza shop owner wishes to find the 95% confidence interval of the true mean cost of a large plain pizza. How large should the sample be if she wishes to be accurate to within S0.16? A previous study showed that the standard deviation of the price was $0.31. The owner needs at least a sample of pizzas.
A local eat-in pizza restaurant wants to investigate the possibility of starting to deliver pizzas. The...
A local eat-in pizza restaurant wants to investigate the possibility of starting to deliver pizzas. The owner of the store has determined that home delivery will be successful if the average time spent on the deliveries does not exceed 40 minutes. The owner has randomly selected 42 customers and has delivered pizzas to their homes in order to test if the mean delivery time actually exceeds 40 minutes. Suppose the P-value for the test was found to be 0.0281. State...
The owner of a pizza shop in Lincoln wants to know how many pizzas she will...
The owner of a pizza shop in Lincoln wants to know how many pizzas she will need to make this month. She has asked you to figure out how many she should be prepared to make for the upcoming month. She has been collecting data for the past year on how many pizzas she makes every month. The data is given below. 80, 67, 76, 56, 65, 90, 78, 77, 89, 83, 86, 74 83, 65, 77, 66, 75, 89,...
(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...
Question 6 1P A local eat-in pizza restaurant wants to investigate the possibility of starting to...
Question 6 1P A local eat-in pizza restaurant wants to investigate the possibility of starting to deliver pizzas. The owner of the store has determined that home delivery will be successful if the average time spent on the deliveries does not exceed 40 minutes. The owner has randomly selected 23 customers and has delivered pizzas to their homes in order to test if the mean delivery time actually exceeds 40 minutes. What assumption is necessary for this test to be...
The county highway department recorded the following probabilities for the number of accidents per day on...
The county highway department recorded the following probabilities for the number of accidents per day on a certain freeway for one month. The number of accidents per day and their corresponding probabilities are shown PLEASEFIND MEAN, VARIANCE, AND STANDARD X 1234 P(X) 0.3 0.1 0.1 0.1 0.4
After analysing data for several months, the owner of an appliance shop produced the following jo...
After analysing data for several months, the owner of an appliance shop produced the following joint probability distribution of the number of washing machines (X) and dishwashers (Y) sold daily: Washing machines (X) Dishwashers 0 0.05 0.14 0.13 0.07 0.19 0.08 2 0.09 0.2 0.04 Which one of the following computations is incorrect? (1) The possible number of washing machines as well as dishwashers sold per day can be 0 or 1 or 2 or 3 or 4 (2) The...
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...
can you find the standard deviation and variance
please
? 2 3 4 5 6 7 8 9 10 11 12 13 14 15 > Question 1 of 15 (1 point) Attempt 1 of 1 | View question in a popup 039m 54s Remaining 5.2 Section Pizza Deliveries A pizza shop owner determines the number of pizzas that are delivered each day. Number of deliveries X 36 37 0.2 38 0.3 Probability P(x) 39 0.3 40 0.1 0.1 Send data...
A pizza shop owner wishes to find the 95% confidence interval of the true mean cost of a large plain pizza. How large should the sample be if she wishes to be accurate to within S0.16? A previous study showed that the standard deviation of the price was $0.31. The owner needs at least a sample of pizzas.
(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...
Question 6 1P A local eat-in pizza restaurant wants to investigate the possibility of starting to deliver pizzas. The owner of the store has determined that home delivery will be successful if the average time spent on the deliveries does not exceed 40 minutes. The owner has randomly selected 23 customers and has delivered pizzas to their homes in order to test if the mean delivery time actually exceeds 40 minutes. What assumption is necessary for this test to be...
The county highway department recorded the following probabilities for the number of accidents per day on a certain freeway for one month. The number of accidents per day and their corresponding probabilities are shown PLEASEFIND MEAN, VARIANCE, AND STANDARD X 1234 P(X) 0.3 0.1 0.1 0.1 0.4
After analysing data for several months, the owner of an appliance shop produced the following joint probability distribution of the number of washing machines (X) and dishwashers (Y) sold daily: Washing machines (X) Dishwashers 0 0.05 0.14 0.13 0.07 0.19 0.08 2 0.09 0.2 0.04 Which one of the following computations is incorrect? (1) The possible number of washing machines as well as dishwashers sold per day can be 0 or 1 or 2 or 3 or 4 (2) The...
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...
Most questions answered within 3 hours.
-
What is the significance of the constraints in a physical model?
What part do distinct constraints...
asked 16 minutes ago -
Consider a 3m x 3m window in a house. The thermal conductivity
is reported to be...
asked 33 minutes ago -
Why has California been the favorite destination of large number
of secondary migrants?
asked 1 hour ago -
Do not neglect the old for the new. The existing business must
not lose priority simply...
asked 4 hours ago -
Kylie is a single mom with two dependent children,
Tanner, age 7 and Olivia, age 11....
asked 5 hours ago -
Phosphorous + bromine = phosphorous tribromide. If 35.0 g of
bromine are reacted and 27.9 grams...
asked 6 hours ago -
Derive the long wavelength limit of the Planck energy density
distribution
asked 6 hours ago -
Calculate the pH of each of the following solutions.
0.50 M HBr
3.1×10−4 M KOH
4.2×10−5...
asked 10 hours ago -
For the year ended December 31, Depot Max’s cost of merchandise
sold was $85,600. Inventory at the...
asked 10 hours ago -
Week 10 - Professional Memo Assignment
Professional Memo Assignment
Your mission for this week, should you...
asked 10 hours ago -
Write a Python program that stores the data for each
player on the team, and it...
asked 10 hours ago -
In
the last 3 months, mike never knows when he is going to get his
allowance...
asked 11 hours ago