Need help with screenshots 1 through 15. Yes, there are a lot of questions, however, most only include one part! So, take your time and relax. There is absolutely no rush whatsoever! And, if you can, number them as I have, so I know where your answers belong. THANK YOU!!

The accompanying data represent the weights (in grams) of a simple random sample of 48 M&M plain candies. Determine the shape of the distribution of weights of M&Ms by drawing a frequency histogram. Find the mean and median. Which measure of central tendency better describes the weight of a plain M&M? Click the icon to view the candy weight data. Draw a frequency histogram. Choose the correct graph below. Weight of Plain M and Ms Weight of Plain M and Ms O A. Frequency VB. Frequency 0.78 0.84 0.9 0.96 C 0.78 0.84 0.9 0.96 Weight (grams) Weight (grams Weight of Plain M and Ms Q Weight of Plain M and Ms D c. Frequency Q O D. Frequency Q 0.78 0.84 0.9 0.96 [ 0.96 C Weight (grams) -X Weight (grams) Candy Weights The mean is x = gram(s). (Round to three decimal places as needed.) 0.87 0.88 0.82 0.90 0.84 0.84 0.91 0.94 0.06 0.86 0.86 0.88 0.87 0.89 0.91 0.86 0.87 0.93 0.88 0.83 0.95 0.87 0.93 0.91 0.85 0.91 0.91 0.86 0.89 0.87 0.84 0 88 0.88 0.89 0.79 0.82 0.83 0.90 0.88 0.84 0.93 0.81 0.90 0.92 0.85 0.84 0.84 0.86 Print Done Help Me Solve This View an Example Get More Help - Clear All Check Answer2 Each of the following three data sets represents the IQ scores of a random sample of adulls. IQ scores are known to have a mean and median For each data set, compute the mean and median, 0'100- What is the mean of the sample of size 5? Full data set Q Sample 01 Size 5 103 108 103 I 92 109 103 (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 92 109 103 113 110 106 111 114 113 95 105-4 (Type an integer or decimal rounded to one decimal place as needed.) what is the mean of the sample of size 30? 105.5 (Type an integer or decimal rounded to one decimal place as needed.) What is the median ofthe sample 01 size 5'? (Type an integer or decimal rounded to one decimal place as needed.) Help Me Solve This View an Example Get More Help A Clear All 3 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. Traditiona 71.6 69.4 80.4 67.3 84.5 79.3 56.6 81.2 8 71.5 63.6 70.2 58.9 Flipped 76.3 71.1 73.1 77.9 90.9 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 m' imum 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 mean7 What are the gasoline prices that are within 2.5 standard deviations of the mean? (c) What is the minimum percentage of gasoline stations that had prices between $2.70 and $3.42? (a) At least % of gasoline stations had prioes within 2 standard deviations of the mean. (Round to two decimal places as needed.) complete all parts (a b c)! Help Me Solve This View an Example Get More Help . Clear All 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 6 The accompanying data represent the miles per gallon of a random sample of cars with a three-cylinder, 1.0 liter engine. (a) Compute the zsoore 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 z-score corresponding to the individual who obtained 32.3 miles per gallon. Interpret this result. The zscore corresponding to the individual is and indicates that the data value is standard deviation(s) above the (Type integers or decimals rounded to two decimal places as needed.) - mean. MPG Data median. complete all parts! Clear All Help Me Solve This View an Example Get More Help . 7 The accompanying data represent the pulse rates (beats per minute) of nine students Treat the nine students as a population. Compute the z-ecores for all the students. Compute the mean and standard deviation of these z-soorest E Click the icon to View the data table. Compute the z-scores for all the students. Complete the table. Student z-ecore Student z-score Student1 Students PUIse Rates Student 2 Student 7 Student 3 Student 8 Student 4 Student 9 Student 8 d 5 Student1 1\" 5'\" Student2 (Round to the nearest hundredth as needed.) Student 3 Student 4 Student 5 Student 6 Student 7 Student 8 Student 9 Help Me Solve This View an Example Get More Help . Clear All 8 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 Answer9 A data set is given below. (a) Draw a scatter diagram. Comment on the type of relation that appears to exist between x and y. (b) Given that x = 3.6667, s = 2.3381, y = 3.9333, s = 1.9480, and r= - 0.9631, determine the least-squares regression line. (c) Graph the least-squares regression line on the scatter diagram drawn in part (a). X 3 5 6 6 9 y 5.3 6.4 5.2 2.9 1.7 2.1 (a) Choose the correct graph below. O A. B. O C. O D. Ay Ay 7- -X 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 Clear All Check Answer10 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 Answer11 Complete parts (a) through (h) for the data below. 20 30 40 50 60 100 95 90 82 70 (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 OA B. O c. 70- 100 70 13 70 70 (b) Find the equation of the line containing the points (30,95) and (60,70). y= 5 -6 X+ (120 ) (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. D. 100- 100-" 10-K 70 10 70 70 (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 Answer12 Is there a relation between the age difference between husband/wives and the percent of a country that is literate? Researchers found the least-squares regression between age difference (husband age minus wife age), y, and literacy rate (percent of the population that is literate), x, is y= - 0.0597x + 6.5. The model applied for 16 s x s 100. Complete parts (a) through (e) below (a) Interpret the slope. Select the correct choice below and fill in the answer box to complete your choice. For every unit increase in literacy rate, the age difference falls by 0.0597 units, on average (Type an integer or decimal. Do not round.) (b) Does it make sense to interpret the y-intercept? Explain. Choose the correct answer below. O A. Yes-it makes sense to interpret the y-intercept because an x-value of 0 is within the realm of possibilities. B. No-it does not make sense to interpret the y-intercept because an x-value of 0 is outside the scope of the model. O C. No-it does not make sense to interpret the y-intercept because a y-value of 0 is impossible. O D. No-it does not make sense to interpret the y-intercept because a y-value of 0 is outside the scope of the model. O E. No-it does not make sense to interpret the y-intercept because an x-value of 0 is impossible. (c) Predict the age difference between husband/wife in a country where the literacy rate is 33 percent. 4.5 years (Round to one decimal place as needed.) (d) Would it make sense to use this model to predict the age difference between husband/wife in a country where the literacy rate is 8%? O A. Yes-it makes sense because an x-value of 8 is within the realm of possibilities and within the scope of the model. O B. No-it does not make sense because a y-value of 8 is outside the scope of the model. C. No-it does not make sense because an x-value of 8 is outside the scope of the model. D. Yes-it makes sense because a y-value of 8 is within the realm of possibilities and within the scope of the model. (e) The literacy rate in a country is 98% and the age difference between husbands and wives is 2 years. Is this age difference above or below the average age difference among all countries whose literacy rate is 98%? Select the correct choice below and fill in the answer box to complete your choice. (Round to one decimal place as needed.) A. Below-the average age difference among all countries whose literacy rate is 98% is years. O B. Above-the average age difference among all countries whose literacy rate is 98% is years. X Vi (1,") More Help Me Solve This View an Example Get More Help - Clear All Final Check13 The data below represent commute times (in minutes) and scores on a well-being survey. Complete parts (a) through (d) below. Commute Time (minutes), x 5 20 30 35 60 72 105 Well-Being Index Score, y 69.2 6 67.0 66.8 65.4 65.4 62.9 (a) Find the least-squares regression line treating the commute time, x, as the explanatory variable and the index score, y, as the response variable. y = [ x +([) (Round to three decimal places as needed.) Help Me Solve This View an Example Get More Help - Clear All Check Answer14 One of the biggest factors in determining the Value of a home is the square footage. The aooompanying data represent the square footage and selling price (in thousands of dollars) for a random sample of homes for sale in a certain region. a Click the icon to view the housing data. Complete parts (a) through (h) below. (a) Whlch variable Is the explanatory variable? 3 Square Footage Selling Price (h) Draw a scanner diagram of the data. Choose the correct scatter diagram below. , A. 7 . a. K"\\ 450 9'1 450 (35 \\9 Y 100 100 150 700 1000 (c) Determine the linear correlation ooehicient between square footage and asking price. r= (Round to three decimal places as needed.) Help Me Solve This View an Example Get More Help A 70 (a) D @ 15 1 1000 4500 1000 4500 Data Table Square Footage. x Selling Price (5000:), y I; 2239 365.6 31 69 373.4 1 1 12 187.4 2050 349.7 31 83 632.8 2892 389.3 4141 631 .8 21 66 369.9 2621 426.9 1778 309.1 1790 271 .6 3763 682.3 15 Because colas tend to replace healthier beverages and colas contain caffeine and phosphoric acid. researchers wanted to know whether cola consumption is associated with lower bone mineral density in women. The accompanying data lists the typical number of cans of cola consumed in a week and the femoral neck bone mineral density for a sample of 15 women. Complete parts (a) through (f) below. E Click the icon to view the women's data. (a) Find the least-squares regression line treating cola consumption per week as the explanatory variable. 3\