Proving violation of guideline by level of significance

Assignment Help Basic Statistics

Reference no: EM1318572

Q1) Auditor reviewed 25 oral surgery insurance claims from particular surgical office, finding that mean out of pocket patient above reimbursed amount was $275.66 with standard deviation of $78.11.

a) At 5% level of significance, does this sample prove violation of guideline that average patient must pay no more than $250 out of pocket?

b) Mention your hypotheses and decision rule? Is this close decision?

Q2) Web based company OH Baby! Has goal of processing 95% of its orders on same day they are received. IF 485 out of the next 500 orders are processed on same day, would this prove that they are beyond their goal, using α= .025?

Reference no: EM1318572

Questions Cloud

Work breakdown structure of project : Create a work breakdown structure (WBS) for a project you have involved in professionally, or a common activity around the house that would span more than one month.

Developing the java program : Write down a program in java to input the basic salary of 15 persons. Each one of them receives 25% of basic as hra (house rent allowance), 15 % of the basic as conveyance and 10 % of the basic as an entertainment allowance.

Effects of confidence interval : What does confidence interval tell you? What does it mean? What 2 things can a researcher do to decrease width of a confidence interval? What are the effects?

Difference between job satisfaction and organizational : Compare the difference between job satisfaction and organizational commitment. Determine which is more strongly related to performance for your selected company.

Proving violation of guideline by level of significance : At 5% level of significance, does this sample prove violation of guideline that average patient must pay no more than $250 out of pocket?

Defining the class counter : Write down the definition of the class counter consisting of: An instance variable named counter of type int. A constructor which takes one int argument and allocates its value to the counter.

Framework which incorporates major ib concepts : Based on the case of Toyota, 1) develop a framework that incorporates major IB concepts found in the case, and 2) explain the major reasons for Toyota's global success. ( case name, Toyota: The Rise of a Global Corporation)

Deciding a prescription : Determine the following before deciding a prescription:

Key problem in international marketing : Comment on the following statement in terms of how to correct this common situation: "Lack of cultural knowledge as well as expertise in doing business abroad and in specific export markets is a key barrier to trade and a key problem international..

User Account

All Pages