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- d. Researchers stated that the shape of a person's ears is related to the person's aggression. Source: American Journal of Human Biology. Select one: O a. Inferential O b. DescriptiveRecently a community college offered a 2-credit course to help students with math anxiety. At the beginning of the course, each student took a 30-question survey (called MARS-S); the higher the score, the more anxiety experienced by the student. The nine students remaining in the class took the same survey at the end of the course. The before and after scores for each of the nine students who completed the course are shown below, student before after 1 72 69 66 52 3 83 71 97 85 95 61 78 45 95 56 8. 52 43 93 62 Compute the correlation between before and after scores for these students. (Assu conditions have been satisfied and round your answer to the nearest 0.001.) the correlation Question Help: D Video O Message instructor Submit Question 目 Cip Co %23 24 96 & 4. 5 7 8. 9.The PRC wants to assess the difference in ratings of five different engineering board examinations. They selected the top 5 on each group. The data are provided below. Use = 0.01 to determine if there are any differences between the ratings of the five examinations. AE CE ECE EE ME 93 95 90 91 94 90 92 86 91 91 90 90 84 90 88 88 89 84 89 88 85 87 84 88 87 What is the value of SS Between?
- Refer to the table below: Do you smoke? Sex Yes No Female 8 12 Male 3 10 How many people answered the question "Do you smoke?"?Martin collected data from students about whether they played a musical instrument. The table shows his results. Instrument No Instrument TOTAL Вoys 40 68 108 Girls 46 84 TOTAL 86 106 192 Of the students surveyed, how many played an instrument? The number of students surveyed who played an instrument is [a. Identify two or three examples from your own academic field where it may be better to use a questionnaire rather than interviewing, and vice versa. b. Identify three situations where it would be better to use open-ended questions and three where closed questions might be more useful. Note: Please type the answer I need to copy paste it. Thank you
- A survey was given to 357 people asking whether people like dogs and/or cats. 172 said they like dogs 169 said they like cats 86 sald they don't like cats or dogs. How many said they liked both cats and dogs? people liked both cats and dogs.It is harder to get into graduate programs in psychology or history? We randomly selected five institutions from among all U.S. institutions with graduate programs. The first number for each is the minimum GPA for applicants to the psychology doctoral program, and the second is for applicants to the history doctoral program. These GPAs were posted on the website of the well-known college guide company Peterson's. Wayne State University: 3.0, 2.75 University of Iowa: 3.0, 3.0 University of Nevada-Reno: 3.0, 2.75 George Washington University: 3.0, 3.0 University of Wyoming: 3.0, 3.0 1. The participants are not people, explain why it is appropriate to use a paired-samples t test for this situation.1. Identify whether the numbers are statistics or parameters. a. Of all US third grade teachers, 32% say that knowing cursive writing is an essential skill. b. Of the 500 US third grade teachers polled, 34% say that knowing cursive writing is an essential skill.