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- Which of the following provides an overview of the structure of the relationship between variables. a) Scatter diagram b) Normal curve C) Frequency polygon d) Histogram e) Pie chartThe correlation between midterm and final grades for 300 students is 0.620. If 5 points are added to each midterm grade, the new r will be: a. 0.124 b. 0.57 c. 0.62 d. 0.744answer question 22 and 23 please
- A medical researcher wishes to describe the relationship between the prescription cost of a brand name drug and its generic equivalent. What is the strength of correlation between brand name drug cost and generic drug cost? ΣX2 = 35,252 ΣY2 = 3,998 ΣXY = 11,436 a. weak b. moderate c. strong d. very strongA sample was taken of the verbal test scores of 20 applicants to graduate school at a large midwestern university. Below are the scores. For convenience, the data are ordered. 280 310 340 350 380 400 420 420 420 430 510 510 520 520 600 610 670 720 750 770 (All answers should be exact calculations.)a) The median is .b) The first quartile is .c) The third quartile is .d) The IQR is e) The lower fence is .f) The upper fence is .If the number of rainy days for the top 6 cities are 6.3, 30.9, 27.2, 23.9, 17, 11.9 then the median is: 25.55 17.90 O 16.75 18.60 20.45 lingar ineguality 40 lioc in which plane The aranh P. ENG x C
- answer question 17 and 18 pleaseuse. Do a conclusion about thiS 20.5 "reference" drugs that they imitate. One aspect in which ance times (second received the generic drug first, followed by the reference signed at random to the subjects. Subjects 1 through 10 matched pairs design. Numbers 1 through 20 were as- TABLE 20.5 Absorption extent for two drug first, followed by the generic drug. In all 20.50 Comparing two drugs. Makers of generic drugs must ght-hand and left. reads chow that they do not differ significantly from the Astep "reference" drugs that they imitate. One aspect in which Arugs might differ is their extent of absorption in the klood. Table 20.5 gives data taken from 20 healthy non- smoking male subjects tor one pair of drugs." This is a matched pairs design. Numbers 1 through 20 were as- signed at random to the subjects. Subjects 1 through 10 20. Subject Thread Th Right drug. Subjects 11 through 20 received the reference drug first, followed by the generic drug. In all cases, a washout period separated…Given the following stem-and-leaf plot/diagram: 1| 03 2 | 224 3 | 12333 4 | 11222256 5 | 3356 6 | 24 7 | 3 The number occurred the most is O 42 O 2 О з О 32