Question
In: Statistics and Probability
AM -vs- PM Test Scores: In my PM section of statistics there are 30 students. The...
AM -vs- PM Test Scores: In my PM section of statistics there are 30 students. The scores of Test 1 are given in the table below. The results are ordered lowest to highest to aid in answering the following questions.
| index | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
| score | 44 | 48 | 50 | 52 | 55 | 60 | 61 | 64 | 64 | 65 | 66 | 67 | 68 | 71 | 75 |
| index | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
| score | 77 | 80 | 80 | 81 | 82 | 85 | 87 | 88 | 90 | 92 | 92 | 94 | 95 | 99 | 99 |
(a) The value of P90 is .
(b) Complete the 5-number summary.
| Minimum | = | |
| Q1 | = | |
| Q2 | = | |
| Q3 | = | |
| Maximum | = |
Solutions
orchestra answered 1 year agoRelated Solutions
AM -vs- PM Test Scores: In my PM section of statistics there are 30 students. The...
AM -vs- PM Test Scores: In my PM section of
statistics there are 30 students. The scores of Test 1 are given in
the table below. The results are ordered lowest to highest to aid
in answering the following questions.
index
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
score
43
48
50
52
55
60
61
61
64
65
66
67
68
71
75
index
16
17
18
19
20
21
22...
AM -vs- PM Test Scores: In my AM section of statistics there are 22 students. The...
AM -vs- PM Test Scores: In my AM section of
statistics there are 22 students. The scores of Test 1 are given in
the table below. The results are ordered lowest to highest to aid
in answering the following questions.
index
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
score
35
50
58
59
60
61
65
66
68
68
71
74
76
76
79
82...
AM -vs- PM Height: We want to test the claim that people are taller in the...
AM -vs- PM Height: We want to test the claim that people are
taller in the morning than in the evening. Morning height and
evening height were measured for 33 randomly selected adults and
the difference (morning height) − (evening height) for each adult
was recorded. The mean difference was 0.21 cm with a standard
deviation of 0.39 cm. Use this information to test the claim that
on average people are taller in the morning than in the evening.
Test...
AM -vs- PM Height: We want to test the claim that people are taller in the...
AM -vs- PM Height: We want to test the claim
that people are taller in the morning than in the evening. Morning
height and evening height were measured for 32 randomly selected
adults and the difference (morning height) − (evening height) for
each adult was recorded. The mean difference was 0.22 cm with a
standard deviation of 0.41 cm. Use this information to test the
claim that on average people are taller in the morning
than in the evening. Test...
Grades and AM/PM Section of Stats: There were two large sections of statistics this term at...
Grades and AM/PM Section of Stats: There were
two large sections of statistics this term at State College, an
8:00 (AM) section and a 1:30 (PM) section. The final grades for
both sections are summarized in the contingency table below.
Observed Frequencies:
Oi's
A
B
C
D
F
Totals
AM
6
11
17
19
18
71
PM
19
20
17
12
9
77
Totals
25
31
34
31
27
148
The Test: Test for a significant dependent
relationship between grades...
Grades and AM/PM Section of Stats: There were two large sections of statistics this term at...
Grades and AM/PM Section of Stats: There were
two large sections of statistics this term at State College, an
8:00 (AM) section and a 1:30 (PM) section. The final grades for
both sections are summarized in the contingency table below.
Observed Frequencies:
Oi's
A
B
C
D
F
Totals
AM
6
11
18
19
18
72
PM
19
19
18
12
8
76
Totals
25
30
36
31
26
148
The Test: Test for a significant dependent
relationship between grades...
Grades and AM/PM Section of Stats: There were two large sections of statistics this term at...
Grades and AM/PM Section of Stats: There were
two large sections of statistics this term at State College, an
8:00 (AM) section and a 1:30 (PM) section. The final grades for
both sections are summarized in the contingency table below.
Observed Frequencies: Oi's
A
B
C
D
F
Totals
AM
6
11
17
18
20
72
PM
19
19
17
12
9
76
Totals
25
30
34
30
29
148
The Test: Test for a significant dependent
relationship between grades...
Grades and AM/PM Section of Stats: There were two large sections of statistics this term at...
Grades and AM/PM Section of Stats: There were
two large sections of statistics this term at State College, an
8:00 (AM) section and a 1:30 (PM) section. The final grades for
both sections are depicted in the contingency table below.
Observed Frequencies: Oi's
A
B
C
D
F
Totals
AM
6
11
19
20
15
71
PM
19
19
19
13
7
77
Totals
25
30
38
33
22
148
The Test: Test for a significant dependent
relationship between grades...
Grades and AM/PM Section of Stats: There were two large sections of statistics this term at...
Grades and AM/PM Section of Stats: There were
two large sections of statistics this term at State College, an
8:00 (AM) section and a 1:30 (PM) section. The final grades for
both sections are summarized in the contingency table below.
Observed Frequencies:
Oi's
A
B
C
D
F
Totals
AM
6
11
19
18
17
71
PM
19
20
18
12
8
77
Totals
25
31
37
30
25
148
The Test: Test for a significant dependent
relationship...
Using the scores of 30 students on a statistics test determine the range. 75 52 80...
Using the scores of 30 students on a statistics test determine
the range. 75 52 80 96 65 79 71 87 93 95 69 72 81 61 76 86 79 68 50
92 83 84 77 64 71 87 72 92 57 98
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