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2 Statistics

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Question 139

Under H0H_0H0​, X∼B(40,0.3)X\sim B(40,0.3)X∼B(40,0.3). An exact upper-tailed test is carried out at the 5% level.

a.

Find the critical region.

[4]
b.

State the actual significance level and explain why it is not exactly 5%.

[2]
Markscheme

2 Statistics Questions

  1. A Level
  2. /Maths
  3. /2 Statistics

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