STT051 Inferential Statistics and Biometry Final Examination June 3, 2022 GENERAL INSTRUCTION. Answer the following problems and show your complete solution including the formula used in the problem. MAGIC is strictly prohibited!7. An individual has been exercising at a local gym for about 10 years. He always begins with a 5-minute session on the treadmill at a speed of 2.5 mph. During a 10-day period in 2000, he recorded his heart rate before using the treadmill and after 5 minutes of use. The data are shown in the table below: Heart Rate Heart Rate Day Before After 5 min Day Before After 5 min 1 85 87 6 86 92 2 87 92 T 88 93 3 90 93 8 84 90 4 94 98 9 86 92 5 98 100 10 98 104 a) Construct that 90% confidence interval for the mean difference in the heart rate before using the treadmill and after 5 minutes of use. b) Is there a signicant difference in the heart rate before and after using the treadmill exercise for 5 minutes? Use (I, = 0.10