Concurrent Validity. When the instrument can predict results similar to those similar tests already validated, it has concurrent validity.
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- ! i need ASAP..4 Part 2 of 2 NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Find a shortest path (in mileage) between each of the following pairs of cities in the airline system shown in the following figure. MILEAGE San Francisco 349 Los Angeles 957 Denver Miami and Los Angeles Multiple Choice 834 2534 1855 908 2451 Chicago The path via Chicago and Denver is the shortest. 606 The path via Atlanta and Denver is the shortest. 722 Atlanta The path via Atlanta, Chicago, and Denver is the shortest. 860 760 Miami The path via New York, Chicago, and Denver is the shortest. Boston 191 New York1c. At one of the executive forums of heads of department in the telecom industries it came out that signals are difficult to match each other to bring about quality in the signal after transmission, therefore it rests on you as transmission engineer to put out a discussion to educate the executives on this system and the way forward. Buttress your submission with a mathematical expression and properties with their meaning
- Kindly give me a detailed response. Thank you.3 Part 1 of 2 NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Find a shortest path (in mileage) between each of the following pairs of cities in the airline system shown in the following figure. MILEAGE San Francisco 349 957 Denver 834 Los Angeles Boston and San Francisco Multiple Choice 2534 1855 908 2451 The direct path is the shortest. The path via Chicago is the shortest. Chicago 606 722 Atlanta The path via New York and Chicago is the shortest. 860 760 Miami The path via Chicago, Denver, and Los Angeles is the shortest. Boston 191 New York(7a) General Instruction: Give a brief interpretation from the table in the picture. Provide or answer also the ‘Descriptive Equivalent’ of the table. Make sure the interpretation is related to the given question in the table. Please refer to the subsequent picture for your guide. Note: Make sure your interpretation is the same or similar format with the guide provided that is shown in the subsequent picture . Title for the tables: Youth Awareness and Attitude Towards COVID-19.
- ONLY DO NO. 3 2. Jeremy, a police researcher, is concerned that police officers may not be assigned to areas where they are needed. He wishes to find out whether there is a connection between the number of police officers assigned to a particular block and the number of violent incidents reported on that block during the preceding week. For ten different blocks (designated A through J), the number of patrolling officers assigned and the number of prior violent incidents reported are as follows: A B C D E F G H I J X: Violent incidents 7 10 3 9 8 0 4 4 2 8 Y: Officers assigned 6 9 3 10 8 1 4 5 2 7 a. State the null and alternative hypothesesb. Calculate the value of Pearson's r for the data recorded above.c. Test the statistical significance if the two variables are related.d. Use MS Excel to verify your answer (copy and paste the results on your answer sheet)e. State the Decision and Conclusion 3. Using the same data in #2a. Calculate Spearman's r.b. Which of the two…A parent downloads an app that allows him to monitor the amount of screen time his child is using on the phone. The child claims that she is only using 1 hour per day on the phone on average, but the app, over the course of 47 days, finds that the child used an average of 1.2 hours per day. The parent wants to know if the child is using an average of 1 hour per day for all days of use. a) The 1.2 is a/an: variable population parameter sample statistic observational unit b) The sample size is: 1 47 1.2 c) Each day is a/an: population parameter observational unit variable sample statistic3B.1.2 Please refer to the attached image for my question!
- Create w = (1,3,5,..., 29). Give your R-code to subsequently remove all the components greater than 15 from w.(10a) General Instruction: Give a brief interpretation from the table in the picture. Provide or answer also the ‘Descriptive Equivalent’ of the table. Make sure the interpretation is related to the given question in the table. Please refer to the subsequent picture for your guide. Note: Make sure your interpretation is the same or similar format with the guide provided that is shown in the subsequent picture . Title for the tables: Youth Awareness and Attitude Towards COVID-19.a. If A and B are independent, and A and B are independent, show that Ā and B are also independent.
