# Question: Rework Example 12 3 with a 0 03 b

Rework Example 12.3 with

(a) β = 0.03;

(b) β = 0.01. 12.38.

Example 12.3

With reference to Example 12.2, determine the minimum sample size needed to test the null hypothesis µ0 = 10 against the alternative hypothesis µ1 = 11 with β ≤ 0.06.

(a) β = 0.03;

(b) β = 0.01. 12.38.

Example 12.3

With reference to Example 12.2, determine the minimum sample size needed to test the null hypothesis µ0 = 10 against the alternative hypothesis µ1 = 11 with β ≤ 0.06.

**View Solution:**## Answer to relevant Questions

A single observation is to be used to test the null hypothesis that the mean waiting time between tremors recorded at a seismological station (the mean of an exponential population) is θ = 10 hours against the alternative ...To compare the variations in weight of four breeds of dogs, researchers took independent random samples of sizes n1 = 8, n2 = 10, n3 = 6, and n4 = 8, and got σ21 = 16, σ22 = 25, σ23 = 12, and σ24 = 24. Assuming that the ...Given a random sample of size n from a normal population with the known variance σ2, show that the null hypothesis µ = µ0 can be tested against the alternative hypothesis µ ≠ µ0 with the use of a one- tailed criterion ...Use the formula of Exercise 13.16 to recalculate x2 for Example 13.10. The security department of a factory wants to know whether the true average time required by the night guard to walk his round is 30 minutes. If, in a random sample of 32 rounds, the night guard averaged 30.8 minutes with a ...Post your question