HYPOTHESIS TESTING TESTING TEMPLATE NAME Problem # 4 TYPE OF TEST : MEAN PROPORTION NUMBER OF POPULATIONS : ONE TWO SAMPLE SIZE : LARGE SMALL A NULL HYPOTHESIS Ha : B. ALTERNATIVE HYPOTHESIS Hi : C. LEVEL OF SIGNIFICANCE : Alpha - (If the Null Hypothesis is rejected, there is a chance that a wrong decision is being made. However, the chance of that error would be no more than D. TEST STATISTIC AND FORMULA : E. GRAPH OF THE DISTRIBUTION | UNDER HIM WITH CRITICAL VALUE INDICATED AND REJECTION REGION SKETCHED : F. COMPUTATIONS : (Show in detail) G. COMPARISON OF COMPUTED VALUE OF TEST STATISTIC WITH CRITICAL VALLIE H: CONCLUSION : (A full sentence that you would tell somebody in layman's terms]4. Calcium is essential to tree growth because it promotes the formation of wood and maintains cell walls. In 2010, the concentration of calcium in precipitation in New York State was 0.11 milligrams per liter. A random sample of 10 precipitation dates in 2017 results in the following dais (in milligrams per liter). Does the sample evidence suggest that the calcium concentrations have changed since 20107 Perform the best at the .05 level Assume the measured calcium levels follow a normal distribution. 0,065 DUST 0.070 0.262 0.126 0. 183 0.120 0734 0,313 Q.108