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- For this same class, the relationship between the amount of time spent studying and the amount of time spent socializing per week was also examined. It was determined that the more hours they spent studying, the fewer hours they spent socializing. Is this a positive or negative association?A study of the career plans of young women and men sent questionnaires to all 722 members of the senior class in the College of Business Administration at a given University. One question asked which major within the business program the student had chosen. Here are the data from the students who responded Major Accounting Administration Economics Finance Female 68 91 Male 56 40 6 59 61 Does the data suggest that there is a relationahip between the gender of students and their choice of major? At 0.05 level of significance, what is the conclusion to the test? Select the correct response: There is sufficient evidence to conclude that students find Economics very hard. There is insufficient evidence to conclude that the choice of major and the gender of the student are not independent of each other. There is insufficient evidence to conclude that more females prefer Administration than males. There is sufficient evidence to conclude that the choice of major and the gender of the student…A group of boys believe that there is a relationship between the act of sending flowers to a girl and texts received as a result. A study was carried out in which a sample of girls were asked whether they received any flowers and how many texts they sent in response. a)What type of variable is the explanatory variable? Quantitative Categorical b) What type of variable is “number of texts sent in response?” Categorical Quantitative c)What type of visual display should be used to summarize this data? Bar chart Side-by-side boxplots Histogram Dot plot
- The data given below were taken from a study about preferred drinks according to age. The table below indicates the numbers of people in the study according to their age (18-24, 25-45, 46+) and their preferred drinks (Hot Drinks, Milk Shakes, Soft Drinks). Hot Drinks Milk Shakes Soft Drinks 18 – 24 10 60 90 25 – 45 20 20 3p 46+ 40 10 20 Among the people in the age class "18 - 24", what is the percentage of people who prefer "Hot Drinks"? Select one: O a. 6.25 % O b. 22.22 % O c. 28.57 % O d. 14.29 %There is a correlation between ice cream sales and crime rates. What can we conclude from this? A) Ice cream leads to more criminality B) Committing a crime makes an individual want ice cream C) Criminality is a sufficient, but not necessary, condition for ice cream sales D) There is likely a spurious relationship between ice cream sales and crime ratea. Is there a main effect of Drug Dose? Explain. b. Is there a main effect of Sex? Explain. c. Is there an interaction between Sex and Drug Dose? Explain.
- A national study conducted by a market research firm, evaluated the top technology companies and their reputations. The following shows how 10 technology companies ranked in reputation and how the companies ranked in percentage of respondents who said they would purchase the company's stock. A positive rank correlation is anticipated because it seems reasonable to expect that a company with a higher reputation would have the more desirable stock to purchase. Company Company A Company B Company C Company D Company E Company F Company G Company Hi Company I Company J Ho: Ps ≤0 Ha: Ps > 0 O Ho: P₂ > 0 H₂: Ps = 0 Reputation Stock Purchase O Ho: Ps+0 Ha: Ps = 0 1 O Ho: Ps 20 Ha: Ps <0 2 3 4 5 6 7 8 9 10 3 1 4 2 9 5 10 6 (a) Compute the rank correlation between reputation and stock purchase. (Round your answer to three decimal places.) 's = 0.709 ✓ (b) Test for a significant positive rank correlation. State the null and alternative hypotheses. Ho: P₂ = 0 Ha: Ps0 7 8 Find the value of the…what is the independent and dependent vairable in the sentence below? What are the learning styles of thestudents when group according to ageand sex?The table shows data about student involvement in extracurricular activities at a local high school. Extracurricular Activities Involved in Not Involved in Activities Activities Totals Male 112 145 257 Female 139 120 259 Totals 251 265 516 P(femalel involved in activities)? 265 516 139 251 251 516 139 516
- The Myers-Briggs Personality Type Inventory is a commonly used tool toI need help with 4 and 7Which of the following is true about assessing affective constructs such as leadership, attitudes, and sportsmanship? Group of answer choices affective constructs are difficult to assess because of their subjective nature. Affective constructs are an important part of the physical education curriculum Affective constructs should be both taught and assessed in a reliable and valid manner All of the above are true.