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Q1:Final Project Research Title: Investigating the Impact of Smartphone Usage on Sleep Quality and Academic Performance Among the 10 students given in the table below. Significance level (a=0.05). Case Study I: the Impact of Smartphone Usage on Sleep Quality. Case Study II: the Impact of Smartphone Usage on Academic Performance. Calculate the numerical measures (Mean, Standard Deviation, Median, Mode) for each case and perform the same calculations using Excel. Compute the correlation coefficients for each case, both numerically and by employing Excel. Utilize the quantitative methodology to investigate the relationships among the variables, ensuring to identify and include all the components of this research method. Is there a relationship between sleep quality and performance? Please provide the interpretation. Prepare a Research Proposal on the given topic, taking into account all the elements of the attached research proposal. Student S1 S2 S3 S4 S5 S6 S7 000 S8 S9 $10 Average Daily Smartphone Usage (In hours) 5 7 LD 4 8 3 6 4 7 5 Sleep Quality (On a scale of 1-10) 7 4 5 8 3 9 LD 6 7 st 4 5 Academic Performance (Score out of 100) 75 60 80 85 55 90 70 78 62 82See Answer
Q2: 6. Yesterday it rained in Baronia. Did it rain in Dukia? 1. Whenever it rains in Dukia, it also rains in Baronia.TCL God and fou up at and for soup See Answer
Q3: 10. Three teams, A, B and C each have five members. The three teams competed in a three-event competition. The points earned by individual members of the teams were added to getthe team totals. Five points were awarded to the individual winner of each event, four pointsto the second and three points to the third. (No points were awarded for lower positions).Which team won the competition? 1. No team scored fewer points than C, which scored 11 points. 2. Members of Team A won two events and came second in the third event. See Answer
Q4: 9. x 1.24d5 If d is the thousandth's digit in the decimal above, what is the value of x when rounded to thenearest hundredth? 1. x < 5/4 2. d<5 See Answer
Q5: 7. A certain straight corridor has four doors, A, B, C and D (in that order) leading off fromthe same side. How far apart are doors B and C? 1. The distance between doors B and D is 10 meters. 2. The distance between A and C is 12 meters. See Answer
Q6: 6. In triangle ABC all the sides have integer lengths. What is the length of side AC? 1. AB = 3 and BC = 4 2. One of the angles of ABC is a right angle See Answer
Q7: 10. A bucket was placed under a dripping tap which was dripping at a uniform rate. At whattime was the bucket full? 1. The bucket was put in place at 2pm. 2. The bucket was half full at 6pm and three-quarters full at 8pm on the same day. See Answer
Q8: 5. What is the slope of line 1 which passes through the origin of a rectangular coordinate system? 1. The line does not intersect with the line y = x + 2 42. The line passes through the point (3,3)4J See Answer
Q9: 8. Given that x and y are real numbers, what is the value of x + y ? 1. (x² - y²)/(x-y) = 7 2. (x + y)² = 49 See Answer
Q10: 3. What is the value of n? 1. 3n+2m = 18. 2. n-m=2n - (4 + m) See Answer
Q11: 3. What is the length of the diagonal of rectangle ABCD? See Answer
Q12: 3. State the level of measurement for the variable: (a) How many cousins do you have? (b) In which city do you live? (c) On a scale of 1 to 10 how good was this movie (1 means "not good at all" and 10 means"somewhat good")? (d) The attitude of Canadians towards the legalization of all drugs (on a scale from 1(entirely opposed) to 10 (entirely in favour)). (e) The number of hours of overtime aperson worksper month. (f) A student's favourite class from Math, Science, History, and English.See Answer
Q13: 2. If x, y and z are different integers, is x divisible by 11? 1. xyz is divisible by 22 and 33 2. yz is divisible by 72 See Answer
Q14: 1. There are 10 rams (male sheep) in the flock. 2. Forty percent of the animals are black. See Answer
Q15: 9. Two socks are to be picked at random from a drawer containing only black and whitesocks. What is the probability that both are white? 1. The probability of the first sock being black is 1/3. There are 24 white socks in the drawer. See Answer
Q16: 5. A team of workers including Tom and Dick work in the same office according to a schedule that ensures that exactly two team members will be present at a given time, and that in the course of the week all the team members work an equal number of hours. What is the probability that a visitor to the office who doesn't know the schedule arrives to find both Tom and Dick in the office? 1. The team has three members. 2. Tom and Dick worked together for the whole of the previous day. See Answer
Q17: 7. Your goal as a researcher is to understand if there is a relationship between whether or adultsfelt they had a close (or not close) relationship with their family and their level of happiness. Thedata below represent this relationship in a random sample of 32 adults living in Montreal. Variable: Relationship with Family (Not Close or Close). Variable: Level of Happiness (Not Happy, Somewhat Happy, Happy) What is the unit of analysis? b) What is the level of measurement of each variable? c) Formulate an hypothesis d) Construct a properly labeled Crosstabulation table reporting frequencies and appropriate percentages (i.e. standardize percentages along the independent variable). e) Is your hypothesis supported? Explain the relationship (use percentages to support your answer). f) What percentage of the total are adults who feel close to members of their family and are also somewhat happy (show your work)? Interpret.See Answer
Q18: 4. A university has 2,000 faculty members all of whom have a masters degree, and some ofwhom also have a doctorate. 35 percent of the faculty members are female. What fraction ofthe faculty members are female doctorate holders? 1. 20 percent of the male faculty members have a doctorate. 2. A total of 1140 faculty members have only a masters degree. See Answer
Q19: 4. What is the ratio of AB to BC in the rectangular figure above? 1. The perimeter of ABCD is 32. 2. All the small rectangles have the same dimensions. See Answer
Q20: I. Given the following data set, provide the five-number summary: 8, 11, 7, 15, 2, 6, 7, 12, 1, 17, 3, 6, 17, 4, 20, 15, 2, 18, 7See Answer

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