Hello I need help with Stats and Distribution for my Final tmr
a Stud x $ 2nd x C Clev X & Fina X Tyre X S Schc X BOX Coul X & Coll x E Tyre x E Tyre X M Colo x Juni X + X aaps.schoology.com/common-assessment-delivery/start/5016540786?action=onresume&submissionld=573037500 According to the relative frequency histogram provided below, approximately percent of the items have prices between $1 and $10. v.aJ 0.3 0.25 0.2 Relative Frequency 0.15 0.1 0.05 0 $1 - $10 $11 - $20 $21 - $30 $31 - $40 $41 - $50 Item Price O 35% O 22% O 12% O 30% 1 2 3 5 6 7 8 Next O E M O 4 9:55a Stud X S 2nd x C Clev x S Fina X Tyre X S Schc X BOX Coul X S Coll X E Tyre X _ Tyre X M Colo X Juni X + X Caaps.schoology.com/common-assessment-delivery/start/5016540786?action=onresume&submissionld=573037500 Stats Quiz #2 3 of 8 POSSIBLE POINTS: 1 Josh surveyed 25 classmates to ask what types of ice cream flavor they like best. Calculate the relative frequency of each ice cream flavor. (Write your response in exact decimals.) Ice Cream Flavor Count/Frequency Relative Frequency Chocolate Chip Cookie Dough 4 Mint Chocolate Chip 9 Moose Tracks 5 Screen capture . now Screenshot taken Strawberry 7 Show in folder Total 25 Copied to clipboard 2 EDIT DELETE O E Q M 4 9 9:56a Stud x $ 2nd x C Clev X & Fina X Tyre X S Schc X BOX Coul X S Coll x E Tyre X _ Tyre X M Colo X Juni X + X (- CD aaps.schoology.com/common-assessment-delivery/start/5016540786?action=onresume&submissionld=573037500 POSSIBLE POINTS: 1 Which of the following is NOT true about a normal distribution? O The total area under the curve = 1 O The curve is symmetric about the mean O The curve can have more than one peak O Approximately 68% of the data lies between one standard deviation less than the mean and one standard deviation more than the mean 1 2 4 5 6 7 Next O E M 3 9 9:56a Stud X S 2nd x C Clev x S Fina X Tyre X S Schc X BOX Coul X S Coll X E Tyre x _ Tyre x M Colo X Juni X + X Caaps.schoology.com/common-assessment-delivery/start/5016540786?action=onresume&submissionld=573037500 Stats Quiz #2 5 of 8 POSSIBLE POINTS: 1 Speeds of cars on US-23 are normally distributed with mean = 75 miles per hour and standard deviation = 5 miles per hour. Find the percentage of cars traveling between 65 and 80 miles per hour. Round to the nearest percent. O 82% O 78% O 50% O 68% Screen capture . now Screenshot taken Show in folder 1 2 3 Copied to clipboard EDIT DELETE O M 4 9 9:56a Stud x $ 2nd x C Clev x S Fina X Tyre X S Schc X BOX Coul X & Coll x E Tyre x E Tyre X M Colo X Juni X + X (- CD aaps.schoology.com/common-assessment-delivery/start/5016540786?action=onresume&submissionld=573037500 FA POSSIBLE POINTS: 1 Scores on a test are normally distributed with a mean = 75 and a standard deviation = 3. Find the z-score of 66. 2 = O O z =-1.2 O z=3 O z =-3 O z = -2 1 2 3 5 6 8 Next English Support | Schoology Blog | PRIVACY POLICY | Terms of Use Schoology @ 2021 O E A D O 3 9:56a Stud x $ 2nd x C Clev X & Fina X Tyre X S Schc X BOX Coul X & Coll x E Tyre X _ Tyre X M Colo x Juni X + X -> C D aaps.schoology.com/common-assessment-delivery/start/5016540786?action=onresume&submissionld=573037500 POSSIBLE POINTS: 1 A experiment involves rolling a regular, 6-sided die. Which of the following number of trials would probably result in the lowest standard deviation of the distribution? On = 100 O n = 50 On = 10 On = 2 2 6 8 Next English Support | Schoology Blog | PRIVACY POLICY | Terms of Use Schoology @ 2021 O E 3 9:56a Stud X S 2nd x C Clev x S Fina X Tyre X S Schc X BOX Coul X S Coll X E Tyre X _ Tyre X M Colo X Juni X + X Caaps.schoology.com/common-assessment-delivery/start/5016540786?action=onresume&submissionld=573037500 Stats Quiz #2 8 of 8 POSSIBLE POINTS: 3 A survey of 200 Ann Arbor Public Schools students finds that 178 of them are looking forward to eating in the school cafeteria in the fall. Find and interpret the confidence interval in context. p +1.96* P (1- P) n I ENCOURAGE YOU TO SHOW ALL YOUR WORK!!!! Upload a picture of your work in order to receive credit. Note: There are 2 points associated with finding the confidence interval correctly, and 1 point with correctly interpreting the confidence interval in context. Show work and write in full sentences. 1 Upload files Supported file formats: PDF, JPG, GIF, PNG, CSV, RTF, TXT, XPS, ZIP, Word, Excel, Powerpoint, Publisher, Open Office, Video, MATLAB, Quartus, Verilog, C, H, S, V, CPP, Assembly 0 / 1 File Limit 1 2 3 4 5 6 7 8 Review O E D 3 7 9:56a Stud X S 2nd x C Clev x S Fina X Tyre X S Schc X BOX Hon X & Coll x E Tyre X E Tyre X M Colo X Juni X + X + -> Caaps.schoology.com/common-assessment-delivery/start/5016540786?action=onresume&submissionld=573037500 Stats Quiz #2 1 of 8 POSSIBLE POINTS: 1 Is the distribution shown below skewed left, skewed right, or approximately normal? 0.32 0.31
