What is the rejection rule using the critical value

Assignment Help Basic Statistics

Reference no: EM13154592

Consider the following hypothesis test:

Ho: u= 12
Ha: u>12

A sample of 25 provided a sample mean x=14 and a sample standard deviation s = 4.32

a. Compute the test statistic.
b. Use the t distribution table to compute a range for the p value
c. At alpha= 0.05, what is the conclusion.
d. What is the rejection rule using the critical value? What is the conclusion?

Reference no: EM13154592

Questions Cloud

Find how many of each kind of plane should company fly : he number of reservations for its January flight to Germany, 305 reservations for tourist class,185 Economy class, and 206 first class. To fill all the seats how many of each kind of plane should the company fly?

Auditor in conduct of audit : At which point in an ordinary sales transaction of a wholesaling business would a lack of specific authorization be of least concern to the auditor in the conduct of an audit?

What is the vapor pressure of a solution : At 20 degrees celsius the vapor pressure of ethanol is 45 torr and the vapor pressure of methanol is 92 torr. what is the vapor pressure at 20 degrees celsius of a solution prepared by mixin 26.0 g. of methanol and 85 g. of ethanol?

Record sales revenue : On January 1, 2007, Lex Co. sold goods to Eaton Company. Eaton signed a noninterest-bearing note requiring payment of $80,000 annually for seven years. The first payment was made on January 1, 2007. Trecord sales revenue

What is the rejection rule using the critical value : A sample of 25 provided a sample mean x=14 and a sample standard deviation s = 4.32. What is the rejection rule using the critical value? What is the conclusion?

At what temperature will the rate constant for the reaction : At what temperature (celsius) will the rate constant for the reaction be 140.0 s-1? Use the conversion Kelvin = C + 273.15

What is the future worth of this investment the companies : HoosierMaker expects to garner revenue of $9.5 million each year and spend $1.3 million a year in costs, over the next 7 years. What is the future worth of this investment if the companies' rate of return is 16% per year?

Issues in managerial economics and globalization : Analyze how production and cost functions in the short run and long run affect the strategy of individual firms and use technology and information resources to research issues in managerial economics and globalization.

What is the molar mass of the unknown gas : nknown gas effuses in 11.0 min. An equal volume of H2 in the same apparatus under the same conditions effuses in 2.56 min. What is the molar mass of the unknown gas

User Account

All Pages