Need help with screenshots 2 through 11. However, there are only 9 total screenshots, as screenshot 5 is missing. Also, most screenshots include only one part, so it should not be too difficult. And finally, please number your solutions as I have, so I know exactly where your answers belong. THANK YOU!!!!

2 Each of the following three data sets represents the IQ scores of a random sample of adults. IQ scores are known to have For each data set, compute the mean and median. a mean and median of 100. What is the mean of the sample of size 5? Full data set Sample of Size 5 103 103 109 103 (Type an integer or decimal rounded to one decimal place as needed.) Sample of Size 12 What is the mean of the sample of size 12? 108 103 92 109 103 113 110 106 11 114 113 95 106.4 Sample of Size 30 (Type an integer or decimal rounded to one decimal place as needed.) 108 103 92 109 103 113 What is the mean of the sample of size 30? 110 106 111 114 113 95 107 91 110 103 100 113 105.5 103 118 99 92 110 110 (Type an integer or decimal rounded to one decimal place as needed.) 97 101 110 104 109 111 What is the median of the sample of size 5? Type an integer or decimal rounded to one decimal place as needed.) "what is the median size of 12?" "of size 30?" please answer those two as well! ^ Help Me Solve This View an Example Get More Help - Clear All Check Answer3 The following data represent exam scores in a statistics class taught using traditional lecture and a class taught using a "flipped" classroom. Complete parts (a) through (c) below. Traditional 71.6 69.4 80.4 67.3 84.5 79.3 56.6 81.2 80.1 71.5 63.6 70.2 58.9 Flipped 76.3 71.1 63.2 73.1 77.9 90.9 78.6 76.4 82.5 69.6 90.6 77.7 76.7 . . .. . (a) Which course has more dispersion in exam scores using the range as the measure of dispersion? The traditional course has a range of 27.9 , while the "flipped" course has a range of 27.7 . The traditional course has more dispersion. (Type integers or decimals. Do not round.) (b) Which course has more dispersion in exam scores using the sample standard deviation as the measure of dispersion? The traditional course has a standard deviation of , while the "flipped" course has a standard deviation of . The course has more dispersion. (Round to three decimal places as needed.) traditional flipped Help Me Solve This View an Example Get More Help Clear All Check Answer4 In December 2018, the average price of regular unleaded gasoline excluding taxes in the United States was $3.06 per gallon. Assume that the standard deviation price per gallon is $0.09 per gallon and use ChebysheV's Inequality to answer the following. (a) What minimum percentage of gasoline stations had prices within 2 standard deviations of the mean? (b) What minimum percentage of gasoline stations had prices within 2.5 standard deviations of the mean? What are the gasoline prices that are within 2.5 standard deviations of the mean? (4:) What is the minimum percentage of gasoline stations that had prices between $2.70 and $3.42? (a) At least % of gasoline stations had prices within 2 standard deviations of the mean. (Round to two decimal places as needed.) please answer [all] parts (a, b, and G!) Help Me Solve This View an Example Get More Help A Clear All Check Answer 6 The data set below on the left represents the annual rate of return (in percent) of eight randomly sampled (a) Determine the mean and standard deviation of each data set. bond mutual funds, and the data set below on the right represents the annual rate of return (in percent) of eight randomly sampled stock mutual funds. Use the information in the table below to complete parts (a) The mean of the data set for bond mutual funds is . thTOUQh (d)- Then complete part (9) (Type an integer or decimal rounded to three decimal places as needed.) Bond mutual Stock mutual '21 funds funds 3.0 1.6 9.2 7.4 1.7 3.2 8.9 7.2 2.2 2.5 8.2 7.0 1.4 1.8 7.9 6.7 Help Me Solve This View an Example Get More Help A Clear All 7 please answer all parts! (a, b, c, d) The accompanying data represent the miles per gallon of a random sample of cars with a threecylinder, 1.0 liter engine. (a) Compute the z-score corresponding to the individual who obtained 32.3 miles per gallon. Interpret this result. (b) Determine the quartiles. (c) Compute and interpret the interquartile range, IQR. (d) Determine the lower and upper fences. Are there any outliers? E Click the icon to view the data. (a) Compute the zscore corresponding to the individual who obtained 32.3 miles per gallon. Interpret this result. The z-score corresponding to the individual is and indicates that the data value is shandard deviation(s) above the (Type integers or decimals rounded to two decimal places as needed.) - mean. median. MPG Data Clear All The accompanying data represent the pulse rates (beats per minute) of nine students. Treat the nine students as a population. Compute the z-scores for all the students. Compute the mean and standard deviation of these z-scores. a Click the icon to view the data table. Compute the z-soores for all the students. Complete the table. Student z-ecore Student z-score Student 1 Student 6 I: Student 2 Student 7 I: Student 3 Student 8 l: Pulse Rates Student 4 _ Student 9 |: Student 5 (Round to the nearest hundredth as needed.) Student Student 1 Student 2 Student 3 Student 4 Student 5 Student 6 Student 7 Student 8 Student 9 Help Me Solve This View an Example G Clear All 3. A cellular phone company monitors monthly phone usage. The following data represent the monthly phone use in minutes of one particular customer for the past 20 months. 330 365 375 480 340 Use the given data to answer parts (a) and (b). 402 352 403 382 405 503 401 474 460 497 424 442 400 493 521 . . . . . (a) Determine the standard deviation and interquartile range of the data. s= (Round to two decimal places as needed.) Help Me Solve This View an Example Get More Help Clear All Check Answer10 (also, complete part c)! Adata set is given below (a) Draw a scatter diagram. Comment 9n the type of relation that appears to exist between x and y. (b) Given that x = 3.6667. sX = 2.3381, y = 3.9333, sy = 1.9480, and r: 0.9631, determine the least-squares regression line. (1:) Graph the least-squares regression line on the scatter diagram drawn in part (a). x 1 1 3 5 6 6 G 5.3 6.4 5.2 2.9 1.7 2.1 (a) Choose the correct graph below. 0A. 7Ay o 3 Q . @ o t x o 6 There appears to be a linear. negative relationship. (b) y = x + ( (Round to three decimal places as needed.) Help Me Solve This View an Example Get More Help . @90 Clear All Check Answer 11 Complete parts (a) through (h) for the data below. y 3 6 8 11 13 (a) By hand, draw a scatter diagram treating x as the explanatory variable and y as the response variable. Choose the correct scatter diagram below. A. B. O C. O D. 10- 20- 107 OTy 20- 20 10 (b) Find the equation of the line containing the points (2,3) and (7, 13). y = 2x + ( -1) (Type integers or simplified fractions.) (c) Graph the line found in part (b) on the scatter diagram. Choose the correct graph below. O A. B. O c. O D. 10- 20- 10 Ty 20 O 10 20 10 (d) By hand, determine the least-squares regression line. y= x+ (0) (Round to three decimal places as needed.) Help Me Solve This View an Example Get More Help - Clear All Check