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- The values listed below are waiting times (in minutes) of customers at two different banks. At Bank A, customers enter a single waiting line that feec three teller windows. At Bank B, customers may enter any one of three different lines that have formed at three teller windows. Answer the following questions. Bank A 6.3 6.6 6.7 6.8 7.1 7.3 7.5 7.8 7.8 7.8 Bank B 4.2 5.5 5.9 6.3 6.7 7.7 7.7 8.5 9.3 10.0 Click the icon to view the table of Chi-Square critical values. Construct a 90% confidence interval for the population standard deviation o at Bank A. 0.40 min< OBank < 0.91 min (Round to two decimal places as needed.) A Construct a 90% confidence interval for the population standard deviation o at Bank B. minDetermine the original set of data: 1 | 0 1 4 2 | 1 4 4 7 9 3 | 3 5 5 5 7 7 8 4 | 0 0 1 2 6 6 8 9 9 5 | 3 3 5 8 6 | 1 2c) A skilled typist, on routine work, kept a record of mistakes made per day during 300 workers Mistakes per Day 1 3 4 6 No. of days 143 90 42 12 9.The following table lists animals that have some of the longest lifespans on earth. Does incubation or gestation time affect an animal’s average lifespan? Some animals have lifespans that average well over 100 years.Animal: Nile, Crocodile, Aldabra Giant Tortoise LakeSturgeon, Galapagos Tortoise, Bowhead Whale Average Lifespan (in Years): 100,152,152,177,211Incubation/Gestation (in Months): 3, 8, 0.25, 4.7,13.5 Is there a correlation between an animal’s gestation/incubation period and its average lifespan in years? a. Draw the scatterplot for the variables. b. Describe the relationship, if any, shown by the scatterplot. c. Calculate r, the correlation coefficient. How does the correlation coefficient compare to the relationship you saw in the scatterplot?Evaluate. 11! 9!(11-9)!Use the lower-of-cost-or-market rule to determine the value (in $) of the following inventory for Save-Mor Merchandisers. Item Qty Cost Market Valuation Basis Amount Raincoats 470 $86 $56 $ Birdcages 315 50 38 Radios 222 43 42 Calculators 377 17 14 Video Games 467 23 30 Total Value of Inventory $Given a set ofn distinct data pairs, exactly how many interpolating polynomials can be found to pass through these points? Select one: а. n b. n-1 С. 1 d. 010 assume that the number of production defects is 26 and that 12 of these are classified as major defects, 7 are classified as design defects, and 11 were neither major defects nor design defects. How many of the design defects were major?enter any one of three different lines that have formed at three teller windows. Answer the following questions. The values listed below are waiting times (in minutes of customers at two different banks. At Bank A, customers enter a single waiting line that feeds three teller windows. At Bank B, customers m Bank A 6.6 Bank B 6.7 4.2 5.8 6.8 5.4 6.2 7.1 6.6 7.2 7.8 7.5 7.8 8.5 Click the icon to view the table of Chi-Square critical values. 7.8 9.3 7.8 10.0 construct a 90% confidence interval for the population standard deviation at bank A. Construct a 90% confidence interval for the population standard deviation at bank B.SEE MORE QUESTIONS
