Please I need help with this homework

Instructions:

In this task, you will work with the various forms of organization, presentation and summary of the data.You will build frequency tables to analyze the data of one variable.You can use computer programs, like MS Excel, to do the homework.

Part I

1) What is the use that we can give to a frequency distribution table?

Part II

1) Below is the age distribution of a sample of people who regularly use the new Zoom and Teams communication platforms to hold virtual work meetings or to communicate with family and friends.

Ages Number of people

18-23 - 233

24-29- 421

30-35- 380

36-41- 119

42-47- 75

48 or more

Indicates:

a) width of the classes (2 points)

b) number (quantity) of data in the sample (2 points)

c) number of classes (2 points)

Part III

1) Prepare one frequency distribution table to present the blood pressure of 32 patients who visited the Hospital El Buen Hombre this morning: 58, 77, 36, 55, 63, 68, 33, 41, 78, 26, 69, 53, 39, 80, 53, 15, 47, 33, 81, 54, 70, 33, 29, 74, 71, 66, 63, 70, 22, 45, 76, 90. Only sets the limits and the frequencyIn the table.(10 points)

Part IV

1) Here is the distribution of the weights (expressed in pounds) of a group of young people is presented:

Borders

Limits Class mark Absolute frecuency Cumulative frequency Relative absolute frequency Relative cumulative frequency

98 - 104 9

105-111 19

112-118 16

119-125 17

126-132 4

133-139 3

Instructions:

a) Complete the frequency distribution table in all its parts.(15 points)

b) Indicates:

1. class mark of the third class (2 points)

2. cumulative frequency of the fifth class (2 points)

3. upper border of second class (2 points)

4. class width (2 points)

5. number of classes (2 points)

6. How many young people weigh up to 132 pounds?(2 points)

7. What percent of the youth weigh between 119 - 125 pounds?(2 points)

c) Construct a histogram to present the exercise data (youth weight).(5 points)

d) Write one short paragraph that describes the weight distribution of the youth in this exercise.(2 points)