Level of significance, Basic Statistics

Twenty years ago, entering male high school students of Central High could do an average of 24 pushups in 60 seconds. To see whether this remains true today, a random sample of 36 freshmen was chosen. If their sample mean was 22.5 with a sample standard deviation of 3.1, can we conclude that the mean is no longer equal to 24? Use the 5 percent level of significance.

 

Posted Date: 3/11/2013 6:09:59 AM | Location : United States







Related Discussions:- Level of significance, Assignment Help, Ask Question on Level of significance, Get Answer, Expert's Help, Level of significance Discussions

Write discussion on Level of significance
Your posts are moderated
Related Questions
Q1.(i) The logistics department of a large firm employs three "estimators" whose job it is to decide the likely cost of delivering their products to their customers.  This enables

which question

Explain how you would decide whether to use the additive model or the multiplicative model to analyse a time series.

prof. ya-lu-chan definitions statistices

Budgetary control The manage or management of a governmental component in agreement with an approved budget for the purpose of keeping expenditures within the limits of available

Variance analysis In spending budget (or control sales in general), a change is the change between an allocated, thought out or conventional quantity and the actual quantity incur

Transition towards IFRS Over the last few years, there has been a tremendous change in the world's capital markets. There has thus been a shift away from the local financial re

In a mathematics examination the average grade was 82 and the standard deviation was 5. all students with grade from 88 to 94 received grade of B. if the grade are approximately no

Would there be a possibility to use the correlation coefficient to identify collocations? Compare with the Chi2 test. • How could we maybe do that?