Module Two Practice Problems

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 Are there any outliers in the data set of the length of a boat moored in a marina? Use the algebraic formula to decide.

No

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 Are there any outliers in the data set of the distance between the retail stores and a large distribution center? Use the algebraic formula to decide.

No.

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 What is the range of the length of a boat moored in a marina? Write answer as a whole number

(24)

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 What is the mode of the length of a boat moored in a marina? Write answer(s) as a whole number with a comma between each number.

(26, 28)

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 How many boats are moored in a marina (aka sample size)? Write answer as a whole number.

(27)

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 What is the mean length of a boat moored in a marina? Round answer to one decimal place.

(27.8)

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 What is the median average length of a boat moored in a marina? Write answer as a whole number.

(28)

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 What is the third quartile of the length of a boat moored in a marina? Write answer as a whole number?

(33)

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 What is the sample standard deviation of a boat moored in a marina? Round answer to one decimal place.

(6.4)

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 What is the third quartile of the distance between the retail stores and a large distribution center? Round answer to one decimal place.

102.5

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 What is the range of the distance between the retail stores and a large distribution center? Write answer as a whole number.

121

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 What is the sample variance of the distance between the retail stores and a large distribution center? Write answer as a whole number.

1225

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 What is the longest distance between the retail stores and a large distribution center? Write answer as a whole number.

150

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 What is the smallest boat (minimum) moored in a marina? Write answer as a whole number.

16

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 How many distance between the retail stores were considered(aka sample size)? Write answer as a whole number.

20

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 What is the first quartile of the length of a boat moored in a marina? Write answer as a whole number?

24

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 What is the shortest distance between the retail stores and a large distribution center? Write answer as a whole number.

29

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 What is the sample standard deviation of distance between the retail stores and a large distribution center? Round answer to one decimal place.

35.0

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 What is the interquartile range (IQR)? Write answer as a whole number.

40

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 What is the largest boat (maximum) moored in a marina? Write answer as a whole number.

40

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 What is the sample variance of the length of a boat moored in marina? Round answer to one decimal place.

41.0

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 What is the first quartile of the distance between the retail stores and a large distribution center? Round answer to one decimal place.

62.5

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 What is the mean distance between the retail stores and a large distribution center? Round answer to one decimal place.

83.5

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 What is the median average distance between the retail stores and a large distribution center? Write answer as a whole number.

84

The following data show the lengths of boats moored in a marina. The data are ordered from smallest to largest. 16; 17; 19; 20; 20; 21; 24; 25; 26; 26; 26; 27; 27; 28; 28; 28; 29; 30; 31; 32; 33; 33; 34; 35; 37; 39; 40 What is the interquartile range (IQR)? Write answer as a whole number

9

The following data are the distances between 20 retail stores and a large distribution center. The distances are in miles. 29; 32; 37; 40; 58; 67; 68; 69; 76; 83; 85; 95; 96; 96; 99; 106; 112; 127; 145; 150 What is the mode of the distance between the retail stores and a large distribution center? Write answer(s) as a whole number.

96