A market research company wishes to know how many energy drinks adults drink each week. They want to construct a 85% confidence interval for the mean and are assuming that the population standard deviation for the number of energy drinks consumed each week is 0.8. The study found that for a sample of 159 adults the mean number of energy drinks consumed per week is 7.6. Construct the desired confidence interval. Round your answers to one decimal place.
LOWER ENDPOINT???
UPPER ENDPOINT???
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 80%confidence interval for the mean and are assuming that the population standard deviation for the number of energy drinks consumed each week is 0.9. The study found that for a sample of 456 adults the mean number of energy drinks consumed per week is 6.9 Construct the desired confidence interval. Round your answers to one decimal place. lower endpoint? upper...
A soft drink manufacturer wishes to know how many soft drinks adults drink each week. They want to construct a 95% 95 % confidence interval for the mean and are assuming that the population standard deviation for the number of soft drinks consumed each week is 1.1 1.1 . The study found that for a sample of 949 949 adults the mean number of soft drinks consumed per week is 3.6 3.6 . Construct the desired confidence interval. Round your...
A market surveyor wishes to know how many energy drinks teenagers drink 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 energy drinks consumed each week is 0.6. The study found that for a sample of 233 teenagers the mean number of energy drinks consumed per week is 4.1. Construct the desired confidence interval. Round your answers to one decimal place.
A market surveyor wishes to know how many energy drinks teenagers drink each week. They want to construct a 95%95% confidence interval for the mean and are assuming that the population standard deviation for the number of energy drinks consumed each week is 0.60.6. The study found that for a sample of 233233 teenagers the mean number of energy drinks consumed per week is 4.14.1. Construct the desired confidence interval. Round your answers to one decimal place.
A soft drink manufacturer wishes to know how many soft drinks teenagers drink each week. They want to construct a 98% confidence interval for the mean and are assuming that the population standard deviation for the number of soft drinks consumed each week is 1.3. The study found that for a sample of 966 teenagers the mean number of soft drinks consumed per week is 6.2. Construct the desired confidence interval. Round your answers to one decimal place.
A soft drink manufacturer wishes to know how many soft drinks teenagers drink each week. They want to construct a 99%99% confidence interval for the mean and are assuming that the population standard deviation for the number of soft drinks consumed each week is 0.90.9. The study found that for a sample of 10971097 teenagers the mean number of soft drinks consumed per week is 6.36.3. Construct the desired confidence interval. Round your answers to one decimal place.
a market surveyor wishes to know how many energy drinks teenagers drink each week.they want to construct a 80% confidence interval with an error of no more than 0.07. a consultant had informed them that a previous study found the mean to be 3.6 energy drinks per week and found the variance to be 1.44.what is the minimum sample size required to create the specified confidence interval
A research scholar wants to know how many times per hour a certain strand of virus reproduces. The mean is found to be 7.6 reproductions an the population standard deviation is known to be 2.2. If a sample of 201 was used for the study, construct the 80 % confidence interval for the true mean number of reproductions per hour for the virus. Round your answers to one decimal place. Answer/How to Enter) 10 Points Keyr Keyboard Short Lower endpoint...
02:25:30 A fast food restaurant executive wishes to know how many fast food meals adults at each week. They want to construera o contide interval for the mean and are assuming that the population standard deviation for the number of Past Food meals consumed each week study found that for a sample of 3611 adults the mean number of fast food meals consumed per weekend construct s to interval. Round your answers to one decimal place. The AEON nswer How...
99% confidence interval for the mean are assuming that the population standard deviation for the number of soft drinks consumed each week is 0.9. the study found that for a sample of 1097 teenagers the mean number of soft drinks consumed per week is 6.3. construct the desired confidence interval. round to one decimal place. Lower and Upper endpoint?