Frequency Distributions and Their Graphs - Data Set | McNeese State University - Edubirdie

University:
McNeese State University
Course:
MATH 231 | Elementary Probability and Statistical Inference
Academic year:

2024
Views:

34

Pages:

1
Author:

Tori K.

Math/Stat 231 2-1 Frequency Distributions and Their Graphs Baldwin Ex 1: The data set lists the out-of-pocket prescription medicine expenses (in dollars) for 30 U.S. adults in a recent year. Construct a frequency distribution that has seven classes. !" , ,'I' , ,, , 1 , 1. Number of classes: 7 classes 2. Min: 155 Range: 405 Max: 405 Class Width: 3. Class Lower Limit Upper Limit +36 + 36 155 190 191 226 - 155 20 Tally 11/ I # 263 298 #I v #III - III/ 4 11/ 3 370 4 Ob 37/ 5 Σ𝑓𝑓 = to min lower the less than 4. ) Make a . . )The 5 entry the tally lower for the limit of each total number Add previous of each limit limit lower the is entry of class. the the first The upper of the 36 (class width) first class is one class for to class. Add limit tally marks the frequency frequencies 30 second. in the of 71 3 ↓/ 334 . Frequency (𝒇𝒇) 2b2 335 The 35 = 227 299 250 : check that of entries a class F = is total numbers 2

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