Logo
Home Study Material Contact Search
AI Chat FREE
  1. mathematics
  2. statistics
  3. a coin operated drink machine was designed to disc

A coin operated drink machine was designed to discharge a mean of 7 fluid ounces...

60.1K

Verified Solution

Question

Statistics

image

A coin operated drink machine was designed to discharge a mean of 7 fluid ounces of coffee per cup In a test of the machine the discharge amounts in 14 randomly chosen cups of coffee from the machine were recorded The sample mean and sample standard deviation were 7 08 fluid ounces and 0 25 fluid ounces respectively If we assume that the discharge amounts are approximately normally distributed is there enough evidence to conclude that the population mean discharge u differs from 7 fluid ounces Use the 0 10 level of significance Perform a two tailed test Then answer the questions below Carry your intermediate computations to three or more decimal places a State the null hypothesis Ho and the alternative hypothesis H Ho H b Determine the type of test statistic to use Z t Chi Square F Degrees of freedom if applicable c Find the value of the test statistic Round to three or more decimal places d Find the p value Round to three or more decimal places e Can we conclude that the mean discharge differs from 7 fluid ounces Yes No

Answer & Explanation Solved by verified expert
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Q

1. Consider the gas-phase reaction of PCl5, for which the equilibrium constant has the value of...

Chemistry
Q

Air is flowing in a 1.5 m2 wind tunnel at 200 m/s at a pressure of...

Civil Engineering
Q

Planning is underway for a new hydroelectric power plant, and you have been asked to provide...

Mechanical Engineering
Q

What is the parable of the story of Ramon, Amy and Professor Ruth Lieber? In other...

Economics
Q

A galvanometer of resistance 959 shunted by a resistance of 5 ohm gives a deflection...

Physics
Q

Carbon resistor has resistance specified by three bands having colour red yellow and black If...

Physics
Q

A lighthouse is located 720 feet from the nearest point P on a straight shoreline....

Calculus
Q

5 The graph to the right shows the temperature during a day in Ames a...

Algebra
Q

Flagstaff Company has budgeted production units of 9,000 for July and 9,200 for August. The...

Accounting
Q

Perpetual Inventory Using FIFO Beginning inventory, purchases, and sales data for prepaid cell phones for...

Accounting
Q

Lakeside Inc. produces a product that currently sells for $68.40 per unit. Current production costs...

Accounting
Q

The market value balance sheet for Briggs Manufacturing is shown here. The company has declared...

Finance