16. 17. 18. answer questions 16 - 18 Find the value of q A. 0.2 B. C. D. 0.8 Determine the variance. A. B. C. D. 20 Find the value of o ABCD A. B. C. 0.125 0.16 D. 2.56 3.3 12.8 4.5 3.6 1.8 1.6
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- Please provide the solution...QUESTION 7 Here is your data: 17, 16, 21, 18, 13, 15, 12 Which of the following statement is not true? O A. M is 16 O B. QU is 17.5 OC. We can not calculate QU and QL when the sample size is an odd number. O D. QL is 14 QUESTION 8 Continue on Q7. Which of the following statement is not true? A. Inner Fence is between 8.75 and 22.75 B. Outer Fence is between 3.5 and 28 C. According to the box plot we constructed, 21 will be an extreme outlier. O D. IQR=3.5O i. IQR Oj. Variance QUESTION 12 Question 16. (SPEED THRILLS BUT KILLS) The maximum speeds of a sample of five cars under inspection are noted as: 79, 85, 75, 65 and 76 miles per hours. A mechanic calibrated the speeds of the sampled five cars that the new speed should be 1.5 times more than the original speed of each car. Car denote the sample median of speed before and after calibration. Find the ratio: medy medx Let medx and medy QUESTION 13 puestion 3. Table below provides Serum-Cholesterol level (mg/dL) before and after adonting a yegetarian diet fo
- See screenshot 8A.png and 8b.pngOne of the following is the minimum variance unbiased estimator for u. The sample variance. The sample mean. The sample mean square error. The meadian.3. Can SAT scores predict college performance? Let x be a variable that represents SAT score of a computer science major, and let y be a variable that represents a student’s GPA upon graduation. A random sample of n =15 computer science majors provided their SAT scores and GPAs: x 1232 1070 1086 1287 1130 1048 1121 1095 1135 1208 1333 1160 1186 1243 1261 y 3.52 2.91 2.4 3.47 3.47 2.37 2.4 2.24 3.02 3.32 3.59 2.54 3.19 3.71 3.58 The scatter diagram for the SAT score and GPA is given below: (a) Find the sample correlation coefficient r. Truncate to two decimal places. What does the value tell you about the data? (b) Find the equation of the least squares line . Truncate to four decimal places. What does the slope mean? (c) Find the value of the coefficient of determination . Truncate to two decimal places. What does this number mean? (d) What is the predicted GPA if a computer science major got a…
- Tinder and Online Dating: Everything Up to the Pearson Coefficient Which statistical test could be used to determine if there was a relationship between the two variables, degree of narcissism and quality of jawline? a. z test b. single-sample t test c. paired-samples t test d. independent-samples t test e. one-way between-groups ANOVA f. one-way within-groups ANOVA g. two-way between-groups ANOVA h. Pearson Correlation Coefficient5:23 Pulse = 101 of ... 3.00-3.79 3.80-4.59 4.60-5.39 5.40-6.19 6.20-6.99 Pulse > 11 5 3 0 1 Chosen classes can vary. Aa 34. Twenty-nine executives reported the number of telephone calls made during a randomly selected week as shown here. Construct a stem and leaf plot for the data and analyze the results. 22 14 12 14 12 9 54 9 54 12 16 12 12 14 49 10 14 8 21 37 28 36 22 9 33 58 31 41 19 3 18 25 28 52 35. The National Insurance Crime Bureau reported that these data represent the number of 51 GThe mean and variance of a set of 9 observations have magnitudes 8 and 3 respectively. If two observations, of magnitude 9 and 7 are removed from the original set, then the magnitude of the new variance is approximately: A. 3.7 B. 3.8 C. 3.6 D. 3.5
- QUESTION 23 Suppose the image below shows the distributions of scores on a standardized test for upperclassmen from two rivel high schools. 015 Which of the following statements can be made? O A. The two high schools' upperclassman have the same mean and same variance. O B. The two high schools' upperclassman have the same mean but difference variance. O C. The two high schools' upperclassman have a different mean and a different variance. O D. None of the statement above can be inferred from the image.Question 10. (BALANCE SHEET IS MUST) A saleswoman sold two items with a sample mean price of $2 and a sample variance of 2 dollars-squared. Find the prices of the two products. а. 3 O b. 1.25 O c. 2.75 O d. 1Calculate the standard deviation and variance of the sample data shown, to two decimal places 29.6 28.3 2.3 5.5 18.4 15.4 22.8 Standard deviation: Variance: Question Help: Video Check Answer P Type here to search Esc F1 F2 F3 F4 F5 F7 F8 F9 F10 %23 24 % & * 1 2 4 6 Q W Y 一 S H J. K C M * C0 FL R
