Researchers Determine That 60 Tissues Is the Average Number of Tissues

Multiple Choice

Researchers determine that 60 tissues is the average number of tissues used during a cold. Suppose a random sample of 100 users yielded the following statistics on the number of tissues used during a cold: = 52 and s = 22. Using the sample information provided, what is the value of the test statistic?

A) t = (52 - 60) /22
B) t = (52 - 60) /(22/10)
C) t = (52 - 60) /(22/100)
D) t = (52 - 60) /(22/100²)