Given are the capital shares of 12 randomly chosen member accounts of a certain cooperative.

Shared Capital: 7500, 12800, 9650, 13000, 25000, 15000, 15500, 17250, 18600, 21050, 16750,

17800, 15000, 22100, 10210

Can it be claimed that the average capital share of the members is significantly different from

16,000? Use a 1% level of significance and follow the necessary steps below: (10 points)

i.

Null and Alternative Hypothesis (both in symbols and statement form)

ii.

Level of Significance; sample size; test statistics

iii.

Decision Rule

iv.

Computation: Paste here the solution you made using Excel

v.

Decision AND Conclusion: