Before determining the amount of chloride in an unkown sample, a student decides to check her method by analyzing a sample that is known to contain 98.76%w/w chloride. Five replicate determinations of chloride in this sample yielded the following results: 98.44%,98.71%,98.58%,98.59%,98.62% Is the mean of these five trials significantly different from the accepted value at the 95% confidence level? Please answer YES or NO A