For 3 age categories a sample was taken out of a population. For each group the number of novels read during last month was measured. Below you find the relative frequencies for each group. value 0 1 2 3 4 5 6 7 8 9 10 11 12 age category (RF) 0-24 25-64 0,43 0,32 0,12 0,05 0,01 0 0,02 0,04 0,01 0 0 0 0 0,37 0,25 0,13 0,15 0,06 0,03 0 0 0 0,01 0 0 0 65+ 0,29 0,23 0,24 0,13 0,05 0,01 0 0,02 0 0,02 0 0,01 a. Rick is 17 years old, Jenny is 43 years old and Nestor is 78 years old. Each of these three people has read 1 book last month. Who is the most frequent novel-reader within his/her own age category?
For 3 age categories a sample was taken out of a population. For each group the number of novels read during last month was measured. Below you find the relative frequencies for each group. value 0 1 2 3 4 5 6 7 8 9 10 11 12 age category (RF) 0-24 25-64 0,43 0,32 0,12 0,05 0,01 0 0,02 0,04 0,01 0 0 0 0 0,37 0,25 0,13 0,15 0,06 0,03 0 0 0 0,01 0 0 0 65+ 0,29 0,23 0,24 0,13 0,05 0,01 0 0,02 0 0,02 0 0,01 a. Rick is 17 years old, Jenny is 43 years old and Nestor is 78 years old. Each of these three people has read 1 book last month. Who is the most frequent novel-reader within his/her own age category?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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could you write with a pen and paper?
Transcribed Image Text:b. There are twice as many people in the sample from the age category 25-64 as
in each of the other two samples. Draw the graph of the empirical distribution
function of the number of books read last month, where no distinction is made
according to the age.
c. Calculate the average number of books read by the people who belong to the
age category 65+ and have read at most 2 books.
Transcribed Image Text:8. For 3 age categories a sample was taken out of a population. For each group the
number of novels read during last month was measured. Below you find the
relative frequencies for each group.
value
0
TO
1
2
3
4
5
67
7
8
9
10
11
12
age category (RF)
0-24
25-64
0,43
0,32
0,12
0,05
0,01
0
0,02
0,04
0,01
0,37
0,25
0,13
0,15
0,06
0,03
0,01
0
0
65+
0,29
0,23
0,24
0,13
0,05
0,01
0,02
0,02
0,01
a. Rick is 17 years old, Jenny is 43 years old and Nestor is 78 years old. Each of
these three people has read 1 book last month. Who is the most frequent
novel-reader within his/her own age category?
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