Homework Answers
Answer: spurious relationship
Explanation: It indicates that when other variables fail to give the result of direct relationship.
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Which of the following concepts would serve as an explanation as to why a third variable...
3.4 Assess Your Understanding Applying the Concepts #17 17. You Explain It! Quartiles Violent crimes include...
3.4 Assess Your Understanding
Applying the Concepts #17
17. You Explain It! Quartiles Violent crimes include rape, robbery, assault, and homicide. The following is a summary of the violent-crime rate (violent crimes per 100,000 population) for all 50 states in the United States plus Washington, D.C., in 2012. 01 252.4 2 333.8 Q3 454.5 (a) Provide an interpretation of these results. (b) Determine and interpret the interquartile range. (c) The violent-crime rate in Washington, D.C., in 2012 was 1243.7. Would...
Discuss the polycondensation reaction. Why would water interfere with it? In case experiment failed-explanation is expected....
Discuss the polycondensation reaction. Why would water interfere with it? In case experiment failed-explanation is expected. Why it failed? What could be improved. Explain molecular structure vs signal relationship . In your discussion consider the following concepts: polycondensation, functional groups, fibril formation and stabilization (interchain molecular itneractions) , reaction yield and the role of NaOH solution used in the reaction Can you answer these questions based on the Synthesis of Nylon-6,6 using adipoyl chloride and 1,6-hexanediamine
for the following questions please indicate which answer is correct and a brief explanation why. -...
for the following questions please indicate which answer is correct and a brief explanation why. - 48) When attempting to determine viable cell counts of a heat-sensitive bacterial isolate, which cell counting method should be avoided? a) spread-plate method. b) pour-plate method. c) live staining and direct counting w/ a microscope. d) both spread- and pour-plate methods. - 50) In bacterial cell undergoing binary fission and balanced growth, __________. a) the proportion of DNA in the cell increases rapidly until...
why is the third one achiral? detailed explanation plz. 8. Tell whether the following structures are...
why is the third one achiral? detailed explanation plz.
8. Tell whether the following structures are achiral (A), chiral (C) or meso (M). X OH OH M M 9. Identify the correct name for the enantiomer of (+)-(2R,4S)-2-bromo-4- chloropentane.
which of the following reagents might serve as the basis for a simple chemical test that...
which of the following reagents might serve as the basis for a
simple chemical test that would distinguish between 2-butane and
2-butanol ?
Is IR considered "simple"
4 d. 5 e. 6 22. Whic h of the following reagents might serve as the basis for a simple chemical test that would distinguish between 2-Butene and 2-Butanol? a. CrO3 in H2SO0A4 es b. I.R. spectrum Yes d. e. two of the above all of the above
Which of the following is false and WHY (Important that you say why)? a) P (ANB)...
Which of the following is false and WHY (Important that you say why)? a) P (ANB) = P ( BA) b) P (AUB) = P (BUA) c) P (A complement) = 1-P(A) d) P(AB) = P(BIA) The variable "Industry Price" and "Sales Volume" have a correlation coefficient of -0.23. Identify the correct statement and WHY this statement is correct: a) If industry prices go up, sales volume goes down. The linear relationship between the two variables is strong. b) If...
Explanation not necessary The variable overhead efficiency variance is caused by the difference between which of...
Explanation not necessary The variable overhead efficiency variance is caused by the difference between which of the following? A actual and budgeted units B. actual and standard overhead rates C. actual and standard allocation base D. actual units and actual overhead rates This standard is set at a level that could be achieved if everything ran perfectly. A unattainable standard B. attainable standard C. variance from standard D. ideal standard Which of the following statements is not correct? A The...
___ 13. Which reagent would best serve as the basis for a simple chemical test to...
___ 13. Which reagent would best serve as the basis for a simple chemical test to distinguish between CH3CHO and CH3COCH3? A) NaOI (I2 in NaOH) B) Br2/CCl4 C) C6H5NHNH2 D) NaHCO3/H2O E) Ag(NH3)2+
Which of the following statements is false concerning individuals found not criminally responsible on account of...
Which of the following statements is false concerning individuals found not criminally responsible on account of mental disorder (NCRMD): Select one: O a. Individual's found NCRMD are sent to federal prison to serve their sentence. O b. Violent re-offending rates are low for NCRMD cases o c. Victims of NCRMD cases are usually children or youth. O d. NCRMD cases are mostly commonly diagnosed with some form of psychosis
Which of the following factors would serve to DECREASE the amount of air resistance acting upon...
Which of the following factors would serve to DECREASE the amount of air resistance acting upon a falling object? List all that apply in alphabetical order with no spaces between letters. a. The speed of the falling object increases. b. The speed of the falling object decreases. c. The cross-sectional area of the object increases. d. The cross-sectional area of the object decreases. e. The air density increases. f. The air density decreases. g. None of these woul have an...
3.4 Assess Your Understanding
Applying the Concepts #17
17. You Explain It! Quartiles Violent crimes include rape, robbery, assault, and homicide. The following is a summary of the violent-crime rate (violent crimes per 100,000 population) for all 50 states in the United States plus Washington, D.C., in 2012. 01 252.4 2 333.8 Q3 454.5 (a) Provide an interpretation of these results. (b) Determine and interpret the interquartile range. (c) The violent-crime rate in Washington, D.C., in 2012 was 1243.7. Would...
why is the third one achiral? detailed explanation plz.
8. Tell whether the following structures are achiral (A), chiral (C) or meso (M). X OH OH M M 9. Identify the correct name for the enantiomer of (+)-(2R,4S)-2-bromo-4- chloropentane.
which of the following reagents might serve as the basis for a
simple chemical test that would distinguish between 2-butane and
2-butanol ?
Is IR considered "simple"
4 d. 5 e. 6 22. Whic h of the following reagents might serve as the basis for a simple chemical test that would distinguish between 2-Butene and 2-Butanol? a. CrO3 in H2SO0A4 es b. I.R. spectrum Yes d. e. two of the above all of the above
Which of the following is false and WHY (Important that you say why)? a) P (ANB) = P ( BA) b) P (AUB) = P (BUA) c) P (A complement) = 1-P(A) d) P(AB) = P(BIA) The variable "Industry Price" and "Sales Volume" have a correlation coefficient of -0.23. Identify the correct statement and WHY this statement is correct: a) If industry prices go up, sales volume goes down. The linear relationship between the two variables is strong. b) If...
Explanation not necessary The variable overhead efficiency variance is caused by the difference between which of the following? A actual and budgeted units B. actual and standard overhead rates C. actual and standard allocation base D. actual units and actual overhead rates This standard is set at a level that could be achieved if everything ran perfectly. A unattainable standard B. attainable standard C. variance from standard D. ideal standard Which of the following statements is not correct? A The...
Which of the following statements is false concerning individuals found not criminally responsible on account of mental disorder (NCRMD): Select one: O a. Individual's found NCRMD are sent to federal prison to serve their sentence. O b. Violent re-offending rates are low for NCRMD cases o c. Victims of NCRMD cases are usually children or youth. O d. NCRMD cases are mostly commonly diagnosed with some form of psychosis
Which of the following factors would serve to DECREASE the amount of air resistance acting upon a falling object? List all that apply in alphabetical order with no spaces between letters. a. The speed of the falling object increases. b. The speed of the falling object decreases. c. The cross-sectional area of the object increases. d. The cross-sectional area of the object decreases. e. The air density increases. f. The air density decreases. g. None of these woul have an...
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