Q5. [4 pts) A real estate office claimed that the prices of 1-floor house in Al Fursan district is not more than 960 thousand SR. A sample of size 40 is taken and found that the average of the houses is 988 thousand SR. From previous record we know that the population standard deviation is 110 thousand SR.. Test the hypothesis with significance level a = 0.05 and write a conclusion.

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A: Solution To test the hypothesis we will use chi square test.

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