Given the Following Work Sampling Data,based Upon 100 Random Observations

question 38

Short Answer

Given the following work sampling data,based upon 100 random observations of a particular worker:
For a confidence level of 95.44% and a maximum error of .04,what should be the sample size for estimating the proportion of time spent performing activity A? B? C?

Identify the factors that influence the thickness of the lithosphere.

Understand how erosion and deposition affect crustal thickness and surface elevation.

Acknowledge the contributions of tectonic settings to regional mountain formation.

Interpret geological evidence for past and present uplift phenomena.

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Definitions:

Significant Change

A statistical term used to describe a change in data that is likely not due to random chance alone.

Expected Cell Count

In contingency table analysis, the theoretical number of observations that are expected in each cell of the table under the assumption of independence.

Test Statistic

A standardized value used in statistical hypothesis testing to determine whether to reject the null hypothesis.

Null Hypothesis

A statistical hypothesis that assumes no significant difference or effect is present between datasets or that a parameter equals a specific value.