Question
In: Statistics and Probability
Exam 1 Scores 91, 83, 75, 85, 90, 80, 67, 82, 88, 87, 95, 91, 73,...
Exam 1 Scores
91, 83, 75, 85, 90, 80, 67, 82, 88, 87, 95, 91, 73, 80, 83, 92, 94, 68, 75, 91, 79, 95, 87, 76, 91, 85, 59, 70, 69, 78
Dummy: 0, 0
What are the Hypothesis Statement?
What is Ho?
What is Ha?
What is the P-Value?
What is the Claim?
What is the Decision Rule? (Hint: Do you reject or fail to reject the null hypothesis?)
What is the Level of Significance? (Hint: α)
What is the Test Type? (Hint: Left-tailed, right-tailed, two-tailed)
What is the Conclusion about the claim?
Insert t-Test Data Analysis here:
Solutions
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orchestra answered 2 years agoRelated Solutions
c++ Given the test scores of 7 students are 96, 88, 83, 76, 90, 91, 87....
c++
Given the test scores of 7 students are 96, 88, 83, 76, 90, 91,
87. Write a program that will calculate the average and the
standard deviation.
( Standard deviation is given by sqrt[ sum(score-avg)^2/(N-1)
] )
For the following data 86 84 91 75 78 80 74 75 87 76 82 90...
For the following data
86 84 91 75 78 80 74 75 87 76 82 90
98 68
What is the mean? ______
What is the median?_________
What is the mode (if any)? _____
What is the standard deviation? ____
What is the variance? ______
What is the five-number summary for this data?
Draw a boxplot with reasonable attention to scale.
Create a stemplot of this data.
Using the same data set and ignoring the fact
that the 5-number summary...
82, 72, 83, 75, 80, 78, 82, 73, 60, 79, 80, 78, 83, 81 what is...
82, 72, 83, 75, 80, 78, 82, 73, 60, 79, 80, 78, 83, 81
what is the Q1, median, Q3 and the IQR with any outliers
93 95 93 81 88 88 84 75 89 81 92 91 83 78 88 77...
93
95
93
81
88
88
84
75
89
81
92
91
83
78
88
77
95
94
90
94
80
84
95
87
92
92
94
84
83
89
84
87
78
99
97
79
93
83
76
92
96
77
52
89
95
76
87
92
80
70
94
90
93
83
88
89
95
87
88
96
92
87
96
93
96
81
93
76
78
96
96
84
89
91
92
87
91
90
86
88...
EX1 EX2 Ex3 FINAL 73 80 75 152 93 88 93 185 89 91 90 180...
EX1
EX2
Ex3
FINAL
73
80
75
152
93
88
93
185
89
91
90
180
96
98
100
196
73
66
70
142
53
46
55
101
69
74
77
149
47
56
60
115
87
79
90
175
79
70
88
164
69
70
73
141
70
65
74
141
93
95
91
184
79
80
73
152
70
73
78
148
93
89
96
192
78
75
68
147
81
90
93
183
88
92
86
177...
92 99 96 94 94 94 90 95 90 89 89 80 83 88 88 1. What...
92
99
96
94
94
94
90
95
90
89
89
80
83
88
88
1. What is the n? __________
2. What is ∑x ? __________
3. What is ∑x2? __________
4. What is (∑x)2? __________
5. What is the range? __________
6. What is the mean? __________
7. What is the median? __________
8. What is the mode? __________
9. What is the variance? __________
10. What is the standard
deviation? __________
11. If Kara scored a 90 (x)….What is her
Z-score? __________
12. If Sara scored a 95….What is her
T-score? __________
13. Mark scored an 88 (one of...
Determine the 95% confidence interval for the following scores: 83, 92, 81, 87, 79, 93, 88,...
Determine the 95% confidence interval for the following scores:
83, 92, 81, 87, 79, 93, 88, 87, 83. Hint: You will need to
determine the sample mean and standard deviation and then construct
your confidence interval around these.
Permissive Authoritative Authoritarian 70 70 55 90 80 80 90 90 75 90 70 67 M=85...
Permissive
Authoritative
Authoritarian
70
70
55
90
80
80
90
90
75
90
70
67
M=85
75
50
M=81
63
65
M=65
grand mean=75
Calculate your F ratio. [ If you could not
answer any of the questions above about the SS and df values, go
back now and make up numbers to fill in for those values then use
those wrong numbers to find this F ratio. Those will be wrong, but
this could be right based on those...
Given the following students' test scores (95, 92, 90, 90, 83, 83, 83, 74, 60, and...
Given the following students' test scores (95, 92, 90, 90, 83,
83, 83, 74, 60, and 50), identify the mean, median, mode, range,
variance, and standard deviation for the sample.
Write a 500-750-word summary and analysis discussing the
results of your calculations.
State your results for the sample: the mean, median, mode,
range, variance, and standard deviation
Explain which method is best for this data set. Why?
Conduct a one sample T-test and interpret the results (use a
population mean...
Given the following students' test scores (95, 92, 90, 90, 83, 83, 83, 74, 60, and...
Given the following students' test scores (95, 92, 90, 90, 83,
83, 83, 74, 60, and 50), identify the mean, median, mode, range,
variance, and standard deviation for the sample. Write a
500-750-word summary and analysis discussing the results of your
calculations. State your results for the sample: the mean, median,
mode, range, variance, and standard deviation Explain which method
is best for this data set. Why? Conduct a one sample T-test and
interpret the results (use a population mean...
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