Homework Answers
a)The class width is 10
There are 10 classes represented in the graph(If the extended class intervals are also included,then it is 12)
b)Mid-point of first class=5
Lower limit of first class=0
Upper limit of first class =10
c)Mid-point of last class=95
Lower limit of last class=90
Upper limit of last class=100
d)30-39
e)90-99
f)50-59
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We were unable to transcribe this imageThis Quiz: 9 pts Question Hel The accompanying frequency polygon...
Jessica Crumpton 1 2/8/19 MTH 316 Fund. of Statistics and Probability Online Spring 2019 Quiz: Chapter...
Jessica Crumpton 1 2/8/19 MTH 316 Fund. of Statistics and Probability Online Spring 2019 Quiz: Chapter 2 Review Quiz This Quiz: 10 pts 44 of 10 (6 complete) This Question: 1 pt The accompanying trequency polygon represents the number of a country's residents below 100 years of age Complete parts (a) through () below Click the icon to view the frequency polygon The class widh is ype a whole rumber) Type s whoie rumber ) The midpont ot the frst...
We were unable to transcribe this imageThese scores would be easier to visualize and interpret if...
We were unable to transcribe this imageThese scores would be easier to visualize and interpret if they were graphed as a histogram. To do that, we first need to group them into class intervals and present them as a frequency distribution of grouped scores Table 2 divides the range of these 25 schools' academic performance into ten intervals. Based on the information provided in Table 1, use the dropdown menus to fill in the rest of Table 2 and complete...
Refer to the accompanying data set and use the 30 screw lengths to construct a frequency...
Refer to the accompanying data set and use the 30 screw
lengths to construct a frequency distribution. Begin with a lower
class limit of
2.220
2.220 in., and use a class width of 0.010 in. The screws were
labeled as having a length of
2 1 divided by 4 in.
2 1/4 in.
The following data show the ages of recent award-winning male
actors at the time when they won their award. Make a frequency
table for the data, using...
The accompanying data set lists the numbers of children of world leaders. Use the data to...
The accompanying data set lists the numbers of children of world leaders. Use the data to construct a frequency distribution using six classes and to create a frequency polygon. Describe any patterns Click the icon to view the data set Complete the frequency distribution table below. Use the minimum data entry as the lower limit of the first class Class F 0-2 3-5 6-8 9-11 12-14 5-17 18 10 13 16 Create a frequency polygon. Choose the correct graph below...
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Find the standard deviation, s, of sample data summarized in the frequency distribution table below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 11.1. sequalsStartRoot StartFraction n left bracket Summation from nothing to nothing left parenthesis f times x squared right parenthesis right bracket minus...
Find the standard deviation, s, of sample data summarized in the frequency distribution table given below...
Find the standard deviation, s, of sample data summarized in the frequency distribution table given below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 9.0. n [ (tox?)]- [><f• x))? S= n(n-1) 40-49 50-59 70-79 80-89 Interval Frequency 30-39 3 60-69 18 24 39 8...
The accompanying cumulative relative frequency distribution summarizes data obtained in a study of the ending overages...
The accompanying cumulative relative frequency distribution summarizes data obtained in a study of the ending overages (in dollars) for the cash register balance at a business. Complete parts a through c below Click the icon to view the cumulative frequency distribution of the overages. a. Determine the proportion of the days in which there were no shortages. (Type an integer or a decimal. Do not round.) b. Determine the proportion of the days the cash register was less than $20...
2.9 Question Help The table available below is the frequency distribution for data of the pulse...
2.9 Question Help The table available below is the frequency distribution for data of the pulse rates (beats per minute) of males. Use the frequency distribution to construct a histogram Use class midpoint values for the horizontal scale. Do the pulse rates of males appear to have a normal distribution? EB Click the icon to view the frequency distribution of the pulse rates of males. Which histogram below shows the data? O A 45 54.5 645 74.5 84.5 94.5 104.5...
Blackboard Question 7 A recent statistics exam yielded the following 10 scores. Construct a frequency polygon...
Blackboard Question 7 A recent statistics exam yielded the following 10 scores. Construct a frequency polygon distribution using the class limits shown below 80, 99, 77, 67,93,71, 76, 86, 79, 71 lass Limits |dpointsTally Frequeny 71-80 81-90 91-100 55.5 65.5 75.5 85.5 95.5 105.5 Scores Blackboard Scores 4 2 1 55.5 65.5 75.5 85.5 95.5 105.5 Scores 5 4 2 55.5 65.5 75.5 85.5 95.5 105.5 Scores Blackboard 6 55.5 65.5 75.5 85.5 95.5 105.5 Scores 55.5 65.5 75.5 85.5...
please help with letters D-G 1. Forty workers were randomly surveyed about how long it takes...
please help with letters D-G
1. Forty workers were randomly surveyed about how long it takes them to travel to work each day. The data below are given in minutes: 62 48 50 47 52 40 34 35 41 45 28 42 28 45 60 49 38 37 23 24 35 59 58 30 32 48 40 45 59 55 52 65 20 47 50 47 56 62 50 30 1. 20-29 (a) (4 points) Find the range and the...
Jessica Crumpton 1 2/8/19 MTH 316 Fund. of Statistics and Probability Online Spring 2019 Quiz: Chapter 2 Review Quiz This Quiz: 10 pts 44 of 10 (6 complete) This Question: 1 pt The accompanying trequency polygon represents the number of a country's residents below 100 years of age Complete parts (a) through () below Click the icon to view the frequency polygon The class widh is ype a whole rumber) Type s whoie rumber ) The midpont ot the frst...
We were unable to transcribe this imageThese scores would be easier to visualize and interpret if they were graphed as a histogram. To do that, we first need to group them into class intervals and present them as a frequency distribution of grouped scores Table 2 divides the range of these 25 schools' academic performance into ten intervals. Based on the information provided in Table 1, use the dropdown menus to fill in the rest of Table 2 and complete...
Refer to the accompanying data set and use the 30 screw
lengths to construct a frequency distribution. Begin with a lower
class limit of
2.220
2.220 in., and use a class width of 0.010 in. The screws were
labeled as having a length of
2 1 divided by 4 in.
2 1/4 in.
The following data show the ages of recent award-winning male
actors at the time when they won their award. Make a frequency
table for the data, using...
The accompanying data set lists the numbers of children of world leaders. Use the data to construct a frequency distribution using six classes and to create a frequency polygon. Describe any patterns Click the icon to view the data set Complete the frequency distribution table below. Use the minimum data entry as the lower limit of the first class Class F 0-2 3-5 6-8 9-11 12-14 5-17 18 10 13 16 Create a frequency polygon. Choose the correct graph below...
Find the standard deviation, s, of sample data summarized in the frequency distribution table given below by using the formula below, where x represents the class midpoint, f represents the class frequency, and n represents the total number of sample values. Also, compare the computed standard deviation to the standard deviation obtained from the original list of data values, 9.0. n [ (tox?)]- [><f• x))? S= n(n-1) 40-49 50-59 70-79 80-89 Interval Frequency 30-39 3 60-69 18 24 39 8...
The accompanying cumulative relative frequency distribution summarizes data obtained in a study of the ending overages (in dollars) for the cash register balance at a business. Complete parts a through c below Click the icon to view the cumulative frequency distribution of the overages. a. Determine the proportion of the days in which there were no shortages. (Type an integer or a decimal. Do not round.) b. Determine the proportion of the days the cash register was less than $20...
2.9 Question Help The table available below is the frequency distribution for data of the pulse rates (beats per minute) of males. Use the frequency distribution to construct a histogram Use class midpoint values for the horizontal scale. Do the pulse rates of males appear to have a normal distribution? EB Click the icon to view the frequency distribution of the pulse rates of males. Which histogram below shows the data? O A 45 54.5 645 74.5 84.5 94.5 104.5...
Blackboard Question 7 A recent statistics exam yielded the following 10 scores. Construct a frequency polygon distribution using the class limits shown below 80, 99, 77, 67,93,71, 76, 86, 79, 71 lass Limits |dpointsTally Frequeny 71-80 81-90 91-100 55.5 65.5 75.5 85.5 95.5 105.5 Scores Blackboard Scores 4 2 1 55.5 65.5 75.5 85.5 95.5 105.5 Scores 5 4 2 55.5 65.5 75.5 85.5 95.5 105.5 Scores Blackboard 6 55.5 65.5 75.5 85.5 95.5 105.5 Scores 55.5 65.5 75.5 85.5...
please help with letters D-G
1. Forty workers were randomly surveyed about how long it takes them to travel to work each day. The data below are given in minutes: 62 48 50 47 52 40 34 35 41 45 28 42 28 45 60 49 38 37 23 24 35 59 58 30 32 48 40 45 59 55 52 65 20 47 50 47 56 62 50 30 1. 20-29 (a) (4 points) Find the range and the...
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