Use the Following to Answer Questions

question 69

Short Answer

Use the following to answer questions :
A random sample of 25 elements selected from a population produced a variance equal to 4.959.The null hypothesis is that the population variance is less than or equal to 3.90 and the alternative hypothesis is that the population variance is greater than 3.90.Assume that the population is normally distributed.The significance level is 1%.
-The value of the chi-square test statistic is,rounded to three decimal places:

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Definitions:

New Neighbour

A person who has recently moved into a residence or area close to one's own living space.

Horn-Rimmed Glasses

Eyeglasses with frames made from horn or a material designed to simulate horn, often associated with a retro or intellectual look.

Conjunction Fallacy

A reasoning error where it's believed that particular scenarios are more likely than a broad, general situation.

Representativeness Heuristic

A cognitive shortcut that involves making judgments based on how much one event resembles another event, often leading to bias in decision-making.