II. A company tests their employees' language skills. On average 7 out of 10 tested employees pass the test. One day thr
Posted: Wed May 11, 2022 6:34 am
II. A company tests their employees' language skills. On average 7 out of 10 tested employees pass the test. One day three employees are tested. Calculate the probability that all three pass the test. (2 marks) b. Write the probability distribution of the random variable as a table. The random variable is the number of employees who passed the test. (4 marks) II. A machine packs potatoes into bags. The weights of the bags are normally distributed with a mean of 100 kilograms and a standard deviation of 0.4 kilograms. If one hag is randomly chosen, calculate the probability that: a. The bag weighs more than 9.6 kilograms. (2 marks) b. The bag weighs less than 100 kilograms (2 marks) c. The bag weighs between 9.8 and 10,3 kilograms. (3 marks)