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Student's weights have a mean of 70 kg and a standard deviation of 5 kg. The z-score corresponding to the weight of Ahmed is 1.26. What is Ahmed's weight? Round your answer to the nearest whole number. QUESTION 14 In a random sample of 9 COVID-19 cases, the sample mean number of days until full recovery was 10. Suppose an additional case is added to the sample with a receovery time of 10 days. Find the sample mean for all 10 cases. Round your answer to the nearest integer. QUESTION 15 Based on this information A nurse measured the body temperature of 30 school children. After recording the temperature, she found that the standard deviation was -2 C. She must have made a mistake; the standard deviation can't be negative. The range must be negative too. The mean temperaure must be 2C below the normal body temperature. All the students had body temperature 2C below the normal . QUESTION 16 4 p The mean height of five friends is 165 cm. The heights of the first four are 162, 178, 170 and 182. What is the height of the fifth one? Round your to the nearest whole number. QUESTION 17 8 point A bank branch located in a commercial area has the business goal of developing an improved process for serving customers during the noon-to-1:00 p.m. lunch period. The waiting time, in minutes, collected from a sample of 10 customers during this hour, are shown below: 1.6 4.3 3.8 3.9 4.1 Compute the following measures (Round your answers to one decimal place): Mean Median Range Standard deviation Save All Answers Save All Answers to save all answers