Information regarding hypothesis testing for proportions

Reference no: EM13113534

A survey of 400 persons showed that 54.3% were in favor of product A. Test whether a majority were in favor of product A using a .05 significance level

Reference no: EM13113534

Questions Cloud

Developing null and alternative hypotheses : Develop null and alternative hypotheses to help the bank determine which option would provide the best incentive to consumers.

Find probability that all selected workers from day shift : How many selections result in all 6 workers coming from the day shift? What is the probability that all 6 selected workers from the day shift?

Computing two tailed test of hypothesis : In a normal population with sigma=20, a random sample of size n gave X(mean)=56.53. At the 5% significance level, make a two-tailed test of the null hypothesis mu=50, when (a) n=24 (b) n=36

What is its final temperature : A 5.0×101 sample of water absorbs 355 of heat.If the water was initially at 25.9, what is its final temperature.

Information regarding hypothesis testing for proportions : A survey of 400 persons showed that 54.3% were in favor of product A. Test whether a majority were in favor of product A using a .05 significance level

Estimate total number of cases sold with standard error : Estimate the total number of cases sold along with the standard error of your estimate. Estimate the average number sold per supermarket, along with the standard error of your estimate.

What is the partial molar volume of the ethanol : At 25 degree celcius, the density of a 50 percent by mass ethanol/water solution is 0.914 g per subic centimetre. Given that the partial molar volume of water in the solution is 17.4 cubic centimeter per mol.

Minimize total expected cost : Determine the test sequence that minimizes the total expected cost of testing an item. Prove that your proposed sequence is optimal in minimizing the total expected cost of testing an item.

What is the final concentration : 58.0 mL of a 1.30 M solution is diluted to a volume of 228 mL. A 114-mL portion of that solution is diluted using 141 mL of water.

User Account

All Pages