The age of 10 randomly selected soccer supporters is given below: 55 58 60 62 68 22 23 40 28 42
Give: s=17.13 Test at a 5% level of significance age of a soccer supporter is greater than 50.
1. Write down the null and alternative hypotheses
2. Calculate the test statistic
3. Determine the rejection region
4. Make a decision and draw a conclusion