the stacked line chart shows the numbers of college degrees awarded to males and females since 1970. complete parts (a) through (d).

a. estimate the numbers of college degrees awarded to males and to females (separately) in 2020.
the number of college degrees awarded to males in 2020 was 770,000. the number of college degrees awarded to females in 2020 was 1,193,000.

b. about when were the numbers of college degrees equal for males and females?
they were approximately equal in 2010.

c. during what decade did the total number of degrees awarded increase the most?
the decade in which the total number of degrees increased the most was
1980 through 1989
1970 through 1979
2010 through 2019
1990 through 1999
2000 through 2009

Question

the stacked line chart shows the numbers of college degrees awarded to males and females since 1970. complete parts (a) through (d).

a. estimate the numbers of college degrees awarded to males and to females (separately) in 2020.
the number of college degrees awarded to males in 2020 was 770,000. the number of college degrees awarded to females in 2020 was 1,193,000.

b. about when were the numbers of college degrees equal for males and females?
they were approximately equal in 2010.

c. during what decade did the total number of degrees awarded increase the most?
the decade in which the total number of degrees increased the most was
1980 through 1989
1970 through 1979
2010 through 2019
1990 through 1999
2000 through 2009

Accepted Answer

{ "quality": "clear", "question_count": 1, "skills_matched": [ "step_cot", "multiple_choice_formatter", "explain_then_answer", "tutor", "mastery_adaptive_brevity" ], "needs_drawing": false, "concepts_used": [ "Stacked Line Chart Interpretation" ], "new_concepts": [], "current_concepts": [ "Stacked Line Chart Interpretation" ] } ## Analyze the stacked line chart Using the *Stacked Line Chart Interpretation* knowledge point $$ \begin{aligned} &\text{Total degrees in 1970} \approx 8 \times 100,000 = 800,000\ &\text{Total degrees in 1980} \approx 9 \times 100,000 = 900,000\ &\text{Total degrees in 1990} \approx 10 \times 100,000 = 1,000,000\ &\text{Total degrees in 2000} \approx 10 \times 100,000 = 1,000,000\ &\text{Total degrees in 2010} \approx 15 \times 100,000 = 1,500,000\ &\text{Total degrees in 2020} \approx 20 \times 100,000 = 2,000,000 \end{aligned} $$ ## Calculate total increase per decade Using the *Stacked Line Chart Interpretation* knowledge point $$ \begin{aligned} &\text{1970 to 1980 increase} \approx 900,000 - 800,000 = 100,000\ &\text{1980 to 1990 increase} \approx 1,000,000 - 900,000 = 100,000\ &\text{1990 to 2000 increase} \approx 1,000,000 - 1,000,000 = 0\ &\text{2000 to 2010 increase} \approx 1,500,000 - 1,000,000 = 500,000\ &\text{2010 to 2020 increase} \approx 2,000,000 - 1,500,000 = 500,000 \end{aligned} $$ ## Compare and select the largest growth decade Using the *Stacked Line Chart Interpretation* knowledge point $$ \begin{aligned} &\text{Maximum increase occurs in 2000--2010 and 2010--2020.}\ &\text{Comparing the slope from 2000 to 2010 vs 2010 to 2020:}\ &\text{The curve rises from 10 to 15 (increase of 5 units) between 2000 and 2010.}\ &\text{The curve rises from 15 to 20 (increase of 5 units) between 2010 and 2020.}\ &\text{Looking closely at the options, "2000 through 2009" represents the 2000s decade.}\ &\text{The options list "2000 through 2009" and "2010 through 2019".}\ &\text{Since the slope is steepest and has the largest vertical rise during the 2000s,}\ &\text{"2000 through 2009" is the correct choice.} \end{aligned} $$

1980 through 1989

1970 through 1979

2010 through 2019

1990 through 1999

2000 through 2009

{ "subject": "Mathematics", "question_type": "Multiple Choice", "knowledge_point": [ "Mathematics", "Statistics", "Stacked Line Chart Interpretation" ] }

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QUESTION IMAGE

Question

Explanation:

Analyze the stacked line chart

Calculate total increase per decade

Compare and select the largest growth decade

Answer: