Solved: P-value in conclusion, Do we have reason to believe that fewer than 1/5 are heated by oil, Finance Basics

+44 141 628 6080
[email protected]

P-value in conclusion

A fuel oil company claims that one-fifth of the homes in a certain city are heated by oil. Do we have reason to believe that fewer than 1/5 are heated by oil if, in a random sample of 1000 homes in this city, it is found that 136 are heated by oil? Use a P-value in your conclusion.

Solution Preview :

Prepared by a verified Expert

Finance Basics: P-value in conclusion

Reference No:- TGS0681850

Now Priced at $20 (50% Discount)

Recommended (98%)

Rated (4.3/5)

Have a Question? (oR Write a Review)

Write atleast 100 words!!

Recent Questions Asked Finance Basics

Q : Which statements cannot be accurate description of scores

A teacher gave a reading test to a class of 5th grade students and computed the mean, median and mode for the test scores. Which of the following statements cannot be an accurate description of the scores?

Q : Test scores normal distribution

Question: An instructor graded a large number of midterm exams and she considers that the test scores are normally distributed with a mean of 70 and a standard deviation of 10.

Q : Automobile manufacturing company

A large automobile manufacturing company is trying to decide whether to purchase brand A or brand B tires for its new models. To help arrive at a decision, an experiment is conducted using 12 of each brand. The tires are run until they wear out. T

Q : Problem on exponential distribution with a mean service

Response time at an online site can be modeled with an exponential distribution with a mean service of 5 minutes. John knows this and it is not sure to wait for an answer. What is the probability that for the reply to John's request.

Q : P-value in conclusion

Do we have reason to believe that fewer than 1/5 are heated by oil if, in a random sample of 1000 homes in this city, it is found that 136 are heated by oil? Use a P-value in your conclusion.

Q : Mean and standard deviation of james w portfolio

The price of Amazon is also normally distributed with a mean of 40 and a variance of 119. James finds out that these stocks are negatively correlated, with δ = -0.4. (a) Find the mean and standard deviation of James W.'s portfolio.

Q : Concentration of pcb

Studies show that the concentration of PCBs is much higher in malignant breast tissue than in normal breast tissue. If a study of 50 women with breast cancer reveals an average PCB concentration of 22.8 x 10-4 gram,

Q : Calculating the probabilities

Use the computer to calculate the following probabilities:

Q : Distribution of sodium contents

If a random sample of 20 similar servings of certain cereal has a mean sodium content of 244 milligrams and a standard deviation of 24.5 milligrams, does this suggest at the 0.05 level of significance that the average sodium content for a single s

1934664

Questions
Asked

3,689

Active Tutors

1422345

Questions
Answered

Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!

ask Question

Solution Preview :

Prepared by a verified Expert

Finance Basics: P-value in conclusion

Reference No:- TGS0681850

Have a Question? (oR Write a Review)

Recent Questions Asked Finance Basics

Q : Which statements cannot be accurate description of scores

Q : Test scores normal distribution

Q : Automobile manufacturing company

Q : Problem on exponential distribution with a mean service

Q : P-value in conclusion

Q : Mean and standard deviation of james w portfolio

Q : Concentration of pcb

Q : Calculating the probabilities

Q : Distribution of sodium contents

Which is a criticism of marxist/conflict theories

Examine gender inequality on a global scale

What is meant by indigenismo

How does the pyramid change

How sociological models help understand mental illness

Discuss statements about sociological approaches

Discussion about cultural appropriation

Solution Preview :

Prepared by a verified Expert

Finance Basics: P-value in conclusion

Reference No:- TGS0681850

Recent Questions Asked Finance Basics

Q : Which statements cannot be accurate description of scores

Q : Test scores normal distribution

Q : Automobile manufacturing company

Q : Problem on exponential distribution with a mean service

Q : P-value in conclusion

Q : Mean and standard deviation of james w portfolio

Q : Concentration of pcb

Q : Calculating the probabilities

Q : Distribution of sodium contents

Asked Questions