Math302 week 1 test - Study guides, Class notes & Summaries
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MATH302 Week 1 Test 1 Critique APU
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MATH302 Week 1 Test 1 Critique APU
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MATH302 Week 1 Test 1 Critique
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MATH302 Week 1 Test 1 Critique
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MATH302 Week 1 Test 1 Critique
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MATH302 Week 1 Test 1 Critique
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MATH302 Week 1 TEST COMPLETE QUESTIONS AND ANSWERS 2023 GRADED A+.
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MATH302 Week 1 TEST COMPLETE 
QUESTIONS AND ANSWERS 2023 
GRADED A+. 
Question number 1 
A Lake Tahoe Community College instructor is interested in the mean number 
of days Lake Tahoe Community College math students are absent from class 
during a quarter. 
X = number of days a Lake Tahoe Community College math student is absent 
The instructor’s sample produces a mean number of days absent of 3.5 days. 
This value is an example of a: 
variable 
statistic 
data 
parameter 
Correct 
Question nu...
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MATH302 Week 1 Test 1 Critique
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MATH302 Week 1 Test 1 Critique
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MATH302 Week 4 TEST COMPLETE QUESTIONS AND ANSWERS 2023 GRADED A+.
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MATH302 Week 4 TEST COMPLETE 
QUESTIONS AND ANSWERS 2023 
GRADED A+. 
Part 1 of 6 - Calculations of Probabilities Questions 1.0/ 3.0 Points 
Question 1 of 20 
Find the area under the standard normal distribution to the left of z = -1.35. Round answer to 4 decimal places. 0.0/ 1.0 Points 
Answer: 0.9114 
Answer Key: 0.0885 
Feedback: In Excel, 
=NORM.S.DIST(-1.35,TRUE) 
Question 2 of 20 
Find P(Z ≤ 2.76). Round answer to 4 decimal places. Answer: 0.9971 1.0/ 1.0 Points 
Answer Key: 0.9971 
Feed...
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MATH302 WEEK 7 TEST
- Exam (elaborations) • 38 pages • 2022
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MATH302 
WEEK 7 TEST 
Part 1 of 7 - Linear Regression and Correlation; Outliers and Values of 
Correlation 2.0/ 2.0 Points 
Question 1 of 20 
1.0/ 1.0 Points 
The least squares regression line for a data set is yˆ=5+0.3x and the standard deviation of the 
residuals is 0.52. 
Does a case with the values x = -1.59, y = 5.78 qualify as an outlier? 
 
A. 
Cannot be determined with the given information 
 
B. 
No 
 
C. 
Yes 
Answer Key: C 
Feedback: 
Plug in -1.59 for x. 
y = 5 + .3*-1.59 
...
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MATH302 WEEK 6 TEST
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MATH302 
WEEK 6 TEST 
9/20/2020 APUS CLE : MATH302 I004 Sum 20 : Tests & Quizzes 

1.0/ 1.0 Points 
Return to Assessment List 
Part 1 of 7 - Matched or Paired Samples Questions 2.0/ 2.0 Points 
Question 1 of 20 
A manager wants to see if it is worth going back for an MBA degree. They randomly 
sample 18 managers' salaries before and after undertaking a MBA degree and record their 
salaries in thousands of dollars. Assume Salaries are normally distributed. Test the claim 
that the MBA degree, on...
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MATH302 WEEK 8 PRACTISE TEST
- Exam (elaborations) • 19 pages • 2022
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MATH302 
WEEK 8 
PRACTISE 
TEST 
2/27/2020 APUS CLE : MATH302 B007 Win 20 : Tests & Quizzes 

0.0/ 1.0 Points 
1.0/ 1.0 Points 
Week 8 Knowledge Check Homework Practice Questions 
Return to Assessment List 
Part 1 of 4 - Chi-Square Test for Homogeneity 4.0/ 8.0 Points 
Question 1 of 20 
Click to see additional instructions 
A college prep school advertises that their students are more prepared to succeed in college than other schoverify this, they categorize GPA’s into 4 groups and look up the...
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MATH302 WEEK 7 TEST
- Exam (elaborations) • 38 pages • 2022
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MATH302 
WEEK 7 TEST 
Part 1 of 7 - Linear Regression and Correlation; Outliers and Values of 
Correlation 2.0/ 2.0 Points 
Question 1 of 20 
1.0/ 1.0 Points 
The least squares regression line for a data set is yˆ=5+0.3x and the standard deviation of the 
residuals is 0.52. 
Does a case with the values x = -1.59, y = 5.78 qualify as an outlier? 
 
A. 
Cannot be determined with the given information 
 
B. 
No 
 
C. 
Yes 
Answer Key: C 
Feedback: 
Plug in -1.59 for x. 
y = 5 + .3*-1.59 
...
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