For items 25 - 30, consider the frequency distribution of the Age of Employees of MTF Inc. Complete the table below to answer some of these items. Class Interval (C. I.) Frequency Class Boundaries (C.B.) cf< cf> 21 – 26 12 27 – 32 17 33 – 38 30 39 – 44 18 45 – 50 8 51 – 56

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter29: Tolerance, Clearance, And Interference
Section: Chapter Questions
Problem 16A: Spacers are manufactured to the mean dimension and tolerance shown in Figure 29-12. An inspector...
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Question

25. What is the range of the given set of data?
A. 5 B. 6 C. 7 D. 8

26. How many employees have age more than 32.5?
A. 29 B. 44 C. 59 D. 61

For items 25 - 30, consider the frequency distribution of the Age of Employees of MTF Inc.
Complete the table below to answer some of these items.
Class Interval (C. I.) Frequency Class Boundaries (C.B.) cf< cf>
21 – 26
12
27 – 32
17
33 – 38
30
39 – 44
18
45 – 50
8
51 – 56
Transcribed Image Text:For items 25 - 30, consider the frequency distribution of the Age of Employees of MTF Inc. Complete the table below to answer some of these items. Class Interval (C. I.) Frequency Class Boundaries (C.B.) cf< cf> 21 – 26 12 27 – 32 17 33 – 38 30 39 – 44 18 45 – 50 8 51 – 56
Formulas:
2
1. T =
Σ in' -
Σim
n
5. s?
п(п — 1)
Σim
2. I =
6. s?
n - 1
– ef-
3. = LB +
7. s?
n - 1
di
4. î = LB +
8. s?
di + d2
n(n – 1)
||
Transcribed Image Text:Formulas: 2 1. T = Σ in' - Σim n 5. s? п(п — 1) Σim 2. I = 6. s? n - 1 – ef- 3. = LB + 7. s? n - 1 di 4. î = LB + 8. s? di + d2 n(n – 1) ||
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