# Explore 5 Significance, Significance Statistics and more!

### Explore related topics

A appropriate statistical tool to: (i) estimate the mean calories of beers with 90% confidence; and (ii) test that the mean percentage of alcohol content of beers is less than 4% at 5% significance. Statistics homework help

Compute a 95% confidence interval and explain it. Use the error in explanation. Assume that you have the population standard deviation. Mean=40 Sample standard deviation=12 N=30 Statistics homework help

Johnson Inc. conducted a state wide survey t o determine the extent to which Michigan residence supported proposal A in the last election. Suppose it was estimated before the study that no more than 40% of the eligible voters would vote in favor of this proposal. How large a sample would Johnson Inc. have to take in estimating the population proportion to ensure 98% confidence in the results and to be within 0.03 of the true population proportion? Statistics homework help

The sales representative for a manufacturer of a new product claims that the product will increase output per machine by at least 29 units per hour. A line manager installs the product on 15 of the machines, and finds that the average increase was only 26 with a sample standard deviation of 6.2.Which of the following statements is most accurate? Statistics homework help

Measures of mortality | TutorTeddy.com Statistics homework help

Chicken Delight claims that 88% of its orders are delivered within 10 minutes of the time the order is placed. A sample of 90 orders revealed that 74 were delivered within the promised time. At the 0.01 significance level, can we conclude that less than 88% of the orders are delivered in less than 10 minutes Statistics homework help

which of the following correlation coefficients shows an inverse relationship? 0.90 -0.77 0.77 0.04 Statistics homework help