The table below shows the soft drinks preferences of people…

The table below shows the soft drinks preferences of people in three age groups. cola root beer lemon-lime Under 21 years 40 25 20 between 21 and 40 35 20 30 over 40 years 20 30 35 If one of the 255 subjects is randomly selected, find the probability that the person is over 40 years of age.  Round your answer to 3 decimal places.  

A researcher was interested in comparing the resting pulse r…

A researcher was interested in comparing the resting pulse rates of people who exercise regularly and the pulse rates of those who do not exercise regularly. Independent simple random samples of 16 people who do not exercise regularly and 12 people who exercise regularly were selected, and the resting pulse rates (in beats per minute) were recorded. The summary statistics are as follows. Use a 0.025 significance level to test the claim that the mean resting pulse rate of people who do not exercise regularly is greater than the mean resting pulse rate of people who exercise regularly.

Assume file1.txt exists and the following code reads file1.t…

Assume file1.txt exists and the following code reads file1.txt and copies its content to file2.txt path1 = “file1.txt”path2 = “file2.txt”f = open(???, ‘r’, encoding=”utf-8″)text = f.read()f.close()f = open(???, ???, encoding=”utf-8”)???f.close() Which group of code snippet(s) could replace the ???’s in order to accomplish copying the content of file1.txt to file2.txt?