Question 5 of 15. Step 1 of 1 4/15 Correct Thompson and Thompson is a steel...
Thompson and Thompson is a steel bolts manufacturing company. Their current steel bolts have a mean diameter of 135 millimeters, and a standard deviation of 5 millimeters. If a random sample of 42 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by more than 0.8 millimeters? Round your answer to four decimal places.
Thompson and Thompson is a steel bolts manufacturing company. Their current steel bolts have a mean diameter of 147 millimeters, and a standard deviation of 6 millimeters. If a random sample of 33 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 1.1 millimeters? Round your answer to four decimal places.
Thompson and Thompson is a steel bolts manufacturing company. Their current steel bolts have a mean diameter of 149149 millimeters, and a standard deviation of 88 millimeters. If a random sample of 5050 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by more than 3.33.3 millimeters? Round your answer to four decimal places.
Thompson and Thompson is a steel bolts manufacturing company. Their current steel bolts have a mean diameter of 136 millimeters, and a standard deviation of 77 millimeters. If a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 2.1 millimeters? Round your answer to four decimal places.
Thompson and Thompson is a steel bolts manufacturing company. Their current steel bolts have a mean diameter of 147 millimeters, and a variance of 36. If a random sample of 43 steel bolts is selected, what is the probability that the sample mean would be greater than 144.9 millimeters? Round your answer to four decimal places.
Thompson and Thompson is a steel bolts manufacturing company. Their current steel bolts have a mean diameter of 140 millimeters, and a variance of 36. If a random sample of 50 steel bolts is selected, what is the probability that the sample mean would be greater than 142.5 millimeters? Round your answer to four decimal places.
Thompson and Thompson is a steel bolts manufacturing company. Their current steel bolts have a mean diameter of 135 millimeters, and a variance of 64. If a random sample of 32 steel bolts is selected, what is the probability that the sample mean would be greater than 133 millimeters? Round your answer to four decimal places.
Thompson and Thompson is a steel bolts manufacturing company. Their current steel bolts have a mean diameter of 133133 millimeters, and a standard deviation of 66 millimeters. If a random sample of 4343 steel bolts is selected, what is the probability that the sample mean would be greater than 132.4132.4 millimeters? Round your answer to four decimal places. If possible Please show how to solve using TI-84
Question 15 of 24 Step 1 of 5 01:08:31 A sample of 84 motels is selected from a large urban area and the price for a night of lodging for a single room was determined for each motel. The mean rate is computed to be $93 and the standard deviation is $14. One motel charged $57 per night which is the 15 percentile, charged $118 per night which is the 75th percentile. Step 1 of 5: What is the z-score...
Question 2 of 4, Step 1 of 5 3/20 Correct 3 A technician compares repair costs for two types of microwave ovens (type I and type II). He believes that the repair cost for type I ovens is greater than the repair cost for type Il ovens. A sample of 33 type I ovens has a mean repair cost of $89.32. The population standard deviation for the repair of type I ovens is known to be $24.88. A sample of...