Mathematics, 26.02.2020 04:34 bbyitskeke1242
CitiBank recorded the number of customers to use a downtown ATM during the noon hour on 32 consecutive workdays. 25 37 23 26 30 40 25 26 39 32 21 26 19 27 32 25 18 26 34 18 31 35 21 33 33 9 16 32 35 42 15 24 Click here for the Excel Data File (a) Use Excel or MegaStat to sort and standardize the data. What is the z-score for the following x value? (Round your answer to 2 decimal places. A negative amount should be indicated by a minus sign.) x value z-score 21 -0.81 (b) Based on the Empirical Rule, are there outliers? No Yes (c) What percent of the data fall within 1 standard deviation of the mean? Within 2 standard deviations of the mean? (Round your answers to 2 decimal places. Omit the "%" sign in your response.) Empirical Rule Percent in interval (68.26%) 22 % Percent in interval (95.44%) 31 %
Answers: 1
Mathematics, 21.06.2019 17:40
Which number produces a rationale number when multiplied by 1/5
Answers: 1
Mathematics, 21.06.2019 21:50
Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?
Answers: 1
Mathematics, 21.06.2019 22:00
Given sin∅ = 1/3 and 0 < ∅ < π/2 ; find tan2∅ a. (4√2)/9 b. 9/7 c. (4√2)/7 d.7/9
Answers: 2
Mathematics, 21.06.2019 22:30
At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?
Answers: 1
CitiBank recorded the number of customers to use a downtown ATM during the noon hour on 32 consecuti...
Mathematics, 31.12.2021 06:20
Mathematics, 31.12.2021 06:20
Computers and Technology, 31.12.2021 06:20
Mathematics, 31.12.2021 06:20
Mathematics, 31.12.2021 06:20
Physics, 31.12.2021 06:20
Social Studies, 31.12.2021 06:20
Mathematics, 31.12.2021 06:20
Mathematics, 31.12.2021 06:20
Chemistry, 31.12.2021 06:20