A bottling company produces bottles that hold 10 ounces of liquid. Periodically, the company gets complaints that their bottles are not holding enough liquid. To test this claim, the bottling company randomly samples 25 bottles and finds the average amount of liquid held by the bottles with a standard deviation of 0.35 ounce. Given thetest statistics of -1.98, what is your conclusion at 2% level of significance?

Select one:

a.No evidence that they are under-filling the bottles

b.Obviously they are under-filling the bottles since the average of the sample is much less than the true average

c.There is statistical evidence that they are under-filling the bottles

d.A larger sample should be takento make a proper decision.