Question

A fast food restaurant executive wishes to know how many fast food meals adults eat each...

A fast food restaurant executive wishes to know how many fast food meals adults eat each week. They want to construct a 90% confidence interval with an error of no more than 0.06 meals. A consultant has informed them that a previous study found the mean to be 5.7 fast food meals per week and found the standard deviation to be 1.1.

What is the minimum sample size required to create the specified confidence interval?

Homework Answers

Answer #1

Summary :

The minimum sample size required to create the specified confidence interval is 910 sample.

Thank you !

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A fast food restaurant executive wishes to know how many fast food meals adults eat each...
A fast food restaurant executive wishes to know how many fast food meals adults eat each week. They want to construct a 85% confidence interval with an error of no more than 0.08. A consultant has informed them that a previous study found the mean to be 5.6 fast food meals per week and found the standard deviation to be 1.3. What is the minimum sample size required to create the specified confidence interval? Round your answer up to the...
A fast food restaurant executive wishes to know how many fast food meals teenagers eat each...
A fast food restaurant executive wishes to know how many fast food meals teenagers eat each week. They want to construct a 80% confidence interval with an error of no more than 0.08. A consultant has informed them that a previous study found the mean to be 3.2 fast food meals per week and found the standard deviation to be 1.2. What is the minimum sample size required to create the specified confidence interval? Round your answer up to the...
A fast food restaurant executive wishes to know how many fast food meals adults eat each...
A fast food restaurant executive wishes to know how many fast food meals adults eat each week. They want to construct a 95% confidence interval for the mean and are assuming that the population standard deviation for the number of fast food meals consumed each week is 1.4. The study found that for a sample of 1537 adults the mean number of fast food meals consumed per week is 6.4. Construct the desired confidence interval. Round your answers to one...
PLEASE DOUBLE CHECK ANSWER, AND NO HANDWRITTEN ANSWERS. THANK YOU!! A fast food restaurant executive wishes...
PLEASE DOUBLE CHECK ANSWER, AND NO HANDWRITTEN ANSWERS. THANK YOU!! A fast food restaurant executive wishes to know how many fast food meals adults eat each week. They want to construct a 99% confidence interval with an error of no more than 0.06. A consultant has informed them that a previous study found the mean to be 7.5 fast food meals per week and found the standard deviation to be 1.4. What is the minimum sample size required to create...
A soft drink manufacturer wishes to know how many soft drinks adults drink each week. They...
A soft drink manufacturer wishes to know how many soft drinks adults drink each week. They want to construct a 85% confidence interval with an error of no more than 0.06. A consultant has informed them that a previous study found the mean to be 7.6 soft drinks per week and found the variance to be 0.81. What is the minimum sample size required to create the specified confidence interval? Round your answer up to the next integer.
a market surveyor wishes to know how many energy drinks adults drink each week. they want...
a market surveyor wishes to know how many energy drinks adults drink each week. they want to construct a 80% confidence interval with an error or no more than 0.07. a consultant has informed them that a previous study found the mean to be 7.2 energy drinks per week and found the variance to be 0.81. what is the minimum sample size reauired to create the specified confidence interval?
A soft drink manufacturer wishes to know how many soft drinks adults drink each week. They...
A soft drink manufacturer wishes to know how many soft drinks adults drink each week. They want to construct a 95% confidence interval with an error of no more than 0.08. A consultant has informed them that a previous study found the mean to be 3.1 soft drinks per week and found the variance to be 0.49. What is the minimum sample size required to create the specified confidence interval? Round your answer up to the next integer.
A soft drink manufacturer wishes to know how many soft drinks adults drink each week. They...
A soft drink manufacturer wishes to know how many soft drinks adults drink each week. They want to construct a 95% confidence interval with an error of no more than 0.08. A consultant has informed them that a previous study found the mean to be 3.1 soft drinks per week and found the variance to be 0.49. What is the minimum sample size required to create the specified confidence interval? Round your answer up to the next integer.
A market research company wishes to know how many energy drinks adults drink each week. They...
A market research company wishes to know how many energy drinks adults drink each week. They want to construct a 98% confidence interval with an error of no more than 0.07. A consultant has informed them that a previous study found the mean to be 7.3 energy drinks per week and found the standard deviation to be 1.2. What is the minimum sample size required to create the specified confidence interval? Round your answer up to the next integer.
A market surveyor wishes to know how many energy drinks adults drink each week. They want...
A market surveyor wishes to know how many energy drinks adults drink each week. They want to construct a 99%99% confidence interval with an error of no more than 0.060.06. A consultant has informed them that a previous study found the mean to be 5.55.5 energy drinks per week and found the standard deviation to be 0.70.7. What is the minimum sample size required to create the specified confidence interval? Round your answer up to the next integer.