yi y2 1 Total .38 .17 .55 1 .14 .02 .16 2 .24 .05 .29 Total .76 .24 1.00 Are Y1 and Y2 Independent? Why or Why not?
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- Cooper 11.0.27 A plane flies at 200 mph for the first and last half hour of a flight. It flies at 400 mph the rest of the time. The route is 1000 miles long. The town of Erehwon is on the route 300 miles before the end. What is the distance of the plane from Erewhon after t hours of flying? t≤= 700-2001 St≤2= 600-400(1-1/2) 2≤t≤2= 200+100(1-2(1/2)) 2 St≤3 200+100(1-2(1/2)) miles miles miles miles Online Math Lab resources for this problem: • High School Math Review Math 34A Word Problems Math 348.Spring21 The midpolnt of any set of observed values is O A. Mode O B. None O C. Mean O D. Median GE62 A 12.76 21.19 C 24.18 51.12 24
- A 72% 7:46 PM .anllו# ENERALIZATION A number is divisible by 2 if it is an even number. It ends with 0, 2, 4, 6, or 8. Example: Is 12 786 divisible by 2? Why? Yes. It is an even number. Exercise 1 Encircle the objects by pair. Then check the box if the set o- objects are grouped or not grouped by pairs. 1. 11 O Grouped by Pairs Not Grouped by Pairs 2. 8 OGrouped by Pairs ONot Grouped by Pairs 3.5 OGrouped by Pairs Not Grouped by Pairs na 4. 9 OGrouped by Pairs ONot Grouped by Pairs 00000000 5. 6 Grouped by Pairs ONot Grouped by Pairs CLOSEes metal parts. She measures each part to confirm ean the part is too small, and positive numbers the numbers the mechanic records in order from 3 1 1 1 4 32 8 32 16 ) 16 ) 3 1 1 1 5 162 16 4 8 32 32 3. 1 5 8 32 4 2 16 16 32 2 3 1 5 1 16 32 32) 8 162 Doneall parts
- 1.5 On a casual day it was found that 12% of the learners wore their favourite t-shirts. The remaining learners wore random t-shirts. If there are 87 learners at school. 1.5.1 Calculate the total number of learners who wore their favourite shirts? 1.5.2 How many learners did not wear their favourite T-shirts?yansons lunch to go wants to know if there is a difference in customer satisfaction at any of the 3 locations. 500 customers were surveyed at each of the three locations, and the results of the survey is highlighted below dissatisfied one is 25 two is 10 and 3 is 40 satisfied one is 475 two is. 490 and three is 460. and totals are all 500. what is the correct degrees of freedom needed if you were to calculate X2 test statistic ?Plz solve
- Use the 5 step method The number of visits to a certain web site were counted each day of a particular week. The results are given in the following table. (picture attached) Test the hypothesis that web site visits are equally likely to occur on any day of the week. Use a=0.05 as the level of significance.In order to determine whether or not a driver's education course improves the scores on a driving exam, a sample of 6 students were given the exam before and after taking the course. The results are shown below. Let d = Score After - Score Before. Student ScoreBefore the CourseScoreAfter the Course1 83872 89883 93914 77775 86936 7983 Use = 0.1 and test to see if taking the course actually increased scores on the driving exam. The value of the test statistic is found to be equal to 1.3912. What is(are) the critical values of the test statistic? Question 19Select one: A. 1.476 B. -1.28 C. -1.476 D. -1.28 to 1.282.6 2 need help thank you