The national for an 8^th grade comprehension test is 73. A school distinct claim

Question

The national for an 8^th grade comprehension test is 73. A school distinct claims that its eighth graders outperform the national average. In testing the school districts claim, how does one define the population parameter of interest? The proportion of 8^th grades that scored above 73 on the reading comprehension test The standard deviation of the score on the 8^th grade reading comprehension test. The mean score on the 8^th grade reading comprehension test. The number of 8^th graders that took the reading comprehension test.

Explanation / Answer

Solution:-

The standard deviation of the score on the 8th grade reading comprehension test.

There are two population prarmeters of interest i.e Population mean( = 73) which is already given, and population standrad deviation ().

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