Do different type of fonts slow down the reading of the text on a computer schreen? Adults can read four paragraphs of tect in an average time of 22 seconds in the common Times New Roman font. We...

Do different type of fonts slow down the reading of the text on a computer schreen? Adults can read four paragraphs of tect in an average time of 22 seconds in the common Times New Roman font. We asked 25 adults to read this tect in the font named Gigi. Here are their times:

23.2 21.2 27.5 27.7 27 27.3 16.1 22.6 25.6 30 23.9 26.8 20.5 30.3 21.4 29.7 26.2 32 31.5 24.6 23 28.6 24.4 26.5 35

Q2: Find an interval with 99% confidence level for the mean time to read 4 paragraphs. Does the itnerval match/explain your answer to Q1?