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Daily Revision Question for A Level H2 Math. [ Hypothesis Testing Type 2 Question 1 ]
The second type of question gives the conclusion of the hypothesis testing and aims to find the range of values of the unknown, in this case is the number of samples.
Daily Revision Question for A Level H2 Math. [ Hypothesis Testing Type 3 Question 1 ]
This is the kind of question where the population standard deviation are unknown to us.
Steps:
1) Work out the test statistics
2) Find the critical value from the significance level
3) By comparing the test statistics and the critical value, form an inequality according to the result of the hypothesis testing given in the question
4) Solve the inequality for the unknown
09/06/2022
Differentiating functions of y with respect to x.