Before the Start of the Winter Olympics,it Was Expected That $\alpha$

question 71

Essay

Before the start of the Winter Olympics,it was expected that the percentages of medals awarded to the top contenders to be as follows.

Midway through the Olympics,of the 120 medals awarded,the following distribution was observed.

We want to test to see if there is a significant difference between the expected and actual awards given.
a.Compute the test statistic.
b.Using the p-value approach,test to see if there is a significant difference between the expected and the actual values.Let $\alpha$ = .05.
c.At 95% confidence,test for a significant difference using the critical value approach.

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Definitions:

Linear Inequalities

Mathematical statements that involve linear expressions and inequalities, showing that one side is either greater than, less than, greater than or equal to, or less than or equal to the other.

System

A group of guidelines or processes used to accomplish a task; a systematic strategy or technique.

Positive Exponents

Exponents that are positive numbers, indicating how many times the base is multiplied by itself.

Expression

A combination of symbols that represent a quantity or a relationship between quantities, often including variables and constants.