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Q2. a) Write down the general procedure of hypothesis using Z Statistics. The mean height of students in 4th semester is 11.2 with variance 0.01.

Q2. a) Write down the general procedure of hypothesis using Z Statistics.

  1. The mean height of students in 4th semester is 11.2 with variance 0.01. A random sample of size 20 students is selected and their average height is 9.4. Test the hypothesis that whether or not the sample results support the population data, using Z= 2.58.

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