A normal population has mean u (unknown) and variance 0.018. A random sample of size 20 observations has been taken and its variance is found to be 0.024. Test the null hypothesis H,: o = 0.018...

A normal population has mean u (unknown) and variance 0.018. A random sample of<br>size 20 observations has been taken and its variance is found to be 0.024. Test the null hypothesis<br>H,: o = 0.018 against H,: o < 0.018 at 5% level of significance.<br>

Extracted text: A normal population has mean u (unknown) and variance 0.018. A random sample of size 20 observations has been taken and its variance is found to be 0.024. Test the null hypothesis H,: o = 0.018 against H,: o < 0.018="" at="" 5%="" level="" of="">

Jun 05, 2022

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A normal population has mean u (unknown) and variance 0.018. A random sample of size 20 observations has been taken and its variance is found to be 0.024. Test the null hypothesis H,: o = 0.018...

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