1. Math
  2. Statistics And Probability
  3. use the following scenario and data for all the questions...

Question: use the following scenario and data for all the questions...

Question details

Use the following scenario and data for all the questions A random sample of 30 scores is selected from the scores obtained on an online homework of all students taking an introductory business statistics courses. The scores are shown in the following. Note that the sample data are not sorted in any order 37 42 333 44 25 28 37 3 40 34 37 32 24 46 48 37 35 33 38 41 38 35 22 27 32 36 47 Using the intervals in the following table, find the frequency, class midpoint, cumulative frequency, relative frequency and cumulative relative frequeney for each class. Then answer the following questions Interval Frequency Midpoint Frequency Frequenecy Frequency Class Cusulative Relative Relative Cumulative 20-under 25 25- under 30 30-under 35 35-under 40 40- under 45 45- under 50 Total The frequency of the class with the interval 45-under 50 is
The cumulative frequency of the class with the interval 35-under 40 is O 6 O 10 O 13 022 O none of the above QUESTION 3 The class midpoint of the class with the interval 45-under 50 is 47.5 0 50 040 030 none of the above
QUESTION 4 The relative frequency of the class with the interval 20- under 25 is O 2 O 0.0667 O 0.1333 O 20 O none of the above QUESTION5 The cumulative relative frequency of the class with the interval 40- under 45 is 040 0.1667 0.9000 1.0000 O none of the above
Solution by an expert tutor
Blurred Solution
This question has been solved
Subscribe to see this solution