a) If 4 samples from 4 populations are given, then what is the probability of getting at least one Type 1 error at 95% confidence interval and no Type 1 error? b) Pepsi Co. Pvt Ltd is planning to...

Extracted text: a) If 4 samples from 4 populations are given, then what is the probability of getting at least one Type 1 error at 95% confidence interval and no Type 1 error? b) Pepsi Co. Pvt Ltd is planning to produce a new energy drink. For this purpose, a pilot study was conducted using four different energy drinks formula. They were tested on 3 different sets of people and the reactions in energy level of the people were measured forming four groups. Using the data (measured energy level values) provided below, test whether there is difference in the four energy drinks. The data is as shown in Table. Formula 1 Formula 2 Formula 3 Formula 4 64 46 23 38 65 42 32 25 70 52 45 37 Table