Critical approach for defective units

Reference no: EM1394170

Some people who bought X-game gaming systems complained about having received defective systems. The industry standard for such systems has been 98% non-defective systems.

-In a sample of 120 units sold, 6 units were defective.

-Compute the standard error of

-At 95% confidence using the 'critical value approach', test to see if the percentage of defective systems by X-Game has exceeded the industry standard.

Reference no: EM1394170

Questions Cloud

Prepare the journal entries necessary in the fund-based : Prepare the journal entries necessary in the fund-based and government-wide journals to record each of the following transactions

Explain hydrogen bonds and salt bridges : Briefly explain why hydrogen bonds and salt bridges do not contribute much to protein stability at room temperature.

Standard error calculation : The mean television viewing time for teens is 3 hours per day. Assume the population mean is 3 and the population standard deviation is known to be 1.2 hours.

What policies have created this statistic : Being born to a single mother remains one of the highest risk factors for remaining in poverty. Illustrate what policies have created this statistic.

Critical approach for defective units : Some people who bought X-game gaming systems complained about having received defective systems. The industry standard for such systems has been 98% non-defective systems.

Hypothesis for a right-tailed test : (a) State the hypothesis for a right-tailed test. (b) Obtain a test statistic and p-value assuming equal variances. Interpret these results. (c) Is the difference in mean scores large enough to be important?

Explain how might an industry goals : Explain how might an industry's goals for employee development be related to its goals for innovation also change? To goals for productivity? Can you discuss ways these types of goals might conflict in an organization?

Standard error and variability : How to calculate expected difference between the samples means, and how does larger variability affect the size of the standard error for the sample mean difference?

Question based on osmosis : Recent experiments in a lab have focused on trying to understand cellular mechanisms that underlie epilepsy. Many of the studies involve recording electrical activity in neurons from brains of adult fruit flies

User Account

All Pages