Q2: The homogeneity of the chloride level in a water sample from a lake was tested by analyzing portions drawn from the top and from near the bottom of the lake, with the following results in ppm CI: Top Bottom 26.30 26.22 26.43 26.32 26.28 26.20 26.19 26.11 26.49 26.42 Apply the t test at the 95% confidence level to determine if the chloride level from the top of the lake is different from that at the bottom