gueses rum Installing a mutner at Barut Garage, Inc. involves a five work tasks. Azra has timed workers performing these tasis seven times, with the results (in minutes) shown in the following table. Given thot Azra does not want an error of more than 0.08 and a confidence level less than 0.95 answer the following Provide the z-sore: Round to the nearest hundredth, for example 4.22 Does the number of observations for the following tasks warrant such confidence level? Enter YES or NO. Task =3 Install new muffler Task =5 Complete paperwork What are the required numbers of observations for these tasks? Enter the number: Task #3 Instell new muffler Task = 5 Complete papenwork Assume that the number of observations for the following tasks justifies the confidence level and accuracy mentioned above. Also note that Azra factors in a total of fatigue and personal aliowance of 0.15 applied to job time. Provide the following results from your solution: Provide the total standard timen for the whole job: minutes. -Round to the nearest hundredth, for example 8.45 minutes gueses rum Installing a mutner at Barut Garage, Inc. involves a five work tasks. Azra has timed workers performing these tasis seven times, with the results (in minutes) shown in the following table. Given thot Azra does not want an error of more than 0.08 and a confidence level less than 0.95 answer the following Provide the z-sore: Round to the nearest hundredth, for example 4.22 Does the number of observations for the following tasks warrant such confidence level? Enter YES or NO. Task =3 Install new muffler Task =5 Complete paperwork What are the required numbers of observations for these tasks? Enter the number: Task #3 Instell new muffler Task = 5 Complete papenwork Assume that the number of observations for the following tasks justifies the confidence level and accuracy mentioned above. Also note that Azra factors in a total of fatigue and personal aliowance of 0.15 applied to job time. Provide the following results from your solution: Provide the total standard timen for the whole job: minutes. -Round to the nearest hundredth, for example 8.45 minutes