Yearly Donations ​ the Following Data Represent the Yearly Donations (In Thousands

question 12

Essay

Yearly Donations
​ The following data represent the yearly donations (in thousands of dollars)of a sample of 13 benefactors: 26.5,23.5,29.7,24.8,21.1,24.3,20.4,22.7,27.2,23.7,24.1,24.8,and 28.2. ​ ​
-{Yearly Donations Narrative}
a.Describe the shape of distribution of donations based on the values of the quartiles.
b.Give a possible reason for the shape of this data set,in terms of donations.

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Definitions:

Randomized Block Experiment

An experimental design that groups subjects into blocks based on certain intrinsic characteristics before randomly assigning treatments within each block to account for variability.

Rejection Region

The range of values in a statistical test for which the null hypothesis is rejected.

Rank Correlation

A statistic that measures the degree of association between two variables using the ranks of their data.

Oral Exam

An examination method where the candidate articulates responses to questions verbally, used to assess comprehension, communication skills, and knowledge.