Examlex

Solved

A Local School District Is Concerned About the Number of School

question 67

Essay

A local school district is concerned about the number of school days missed by its teachers due to illness. A
random sample of 10 teachers is selected. The number of days absent in one year is listed below. An incentive
program is offered in an attempt to decrease the number of days absent. The number of days absent in one year
after the incentive program is listed below. Test the claim that the incentive program cuts down on the number
of days missed by teachers. Assume the samples are random and dependent, and the populations are normally
distributed. Use α=0.05.\alpha = 0.05 .  Teacher  A  B  C  D  E  F  G  H  I  J  Days absent before  incentive 3872942075 Days absent after  incentive 1770820155\begin{array} { l | c | c | c | c | c | c | c | c | c | c | } \text { Teacher } & \text { A } & \text { B } & \text { C } & \text { D } & \text { E } & \text { F } & \text { G } & \text { H } & \text { I } & \text { J } \\\hline \begin{array} { l } \text { Days absent before } \\\text { incentive }\end{array} & 3 & 8 & 7 & 2 & 9 & 4 & 2 & 0 & 7 & 5 \\\hline\begin{array} { l } \text { Days absent after } \\\text { incentive }\end{array} & 1 & 7 & 7 & 0 & 8 & 2 & 0 & 1 & 5 & 5 \\\end{array}


Definitions:

Social Media Metrics

Quantitative measures used to gauge performance, engagement, and success of social media activities.

Volume Of Mentions

A metric that tracks the number of times a brand, product, or subject is talked about across various platforms over a specific period.

Positive ROI

A return on investment that is greater than the initial cost, indicating a financial gain from the investment.

Social Media Investment

The act of allocating resources, usually financial, into social media platforms to achieve marketing and business objectives.

Related Questions