A report summarized in the accompanying table shows the presence of different ty
ID: 3049411 • Letter: A
Question
A report summarized in the accompanying table shows the presence of different types of media in the bedrooms of children living at home. Complete parts (a) through (c) below.
(a) Explain why it would not be appropriate to form a pie chart using the values in any row of this table. Would it be appropriate to use a pie chart to summarize the percentages within a column? Choose the correct answer below.
A. It would not be appropriate to form a pie chart using the values in any row of the table because these values are given as relative frequencies. It would be appropriate to form a pie chart using the values within the columns, however, because these values are given as absolute frequencies.
B.It would not be appropriate to form a pie chart using the values in any row or column of the table because these values are given as relative frequencies.
C.It would not be appropriate to form a pie chart using the values in any row or column of the table because these values do not represent wholes.
D.It would not be appropriate to form a pie chart using the values in any row of the table because these values do not represent wholes. It would be appropriate to form a pie chart using the values within the columns, however, because these values represent wholes.
(b) Prepare a chart that compares the types of media available to children from 5 to 7 years old to those available to adolescents from 14 to 18 years old. What seems to be a key point made by the chart? Choose the correct chart below.
What seems to be a key point made by the chart?
A. Children from 5 to 7 years old play more video games and watch less TV than adolescents from 14 to 18 years old.
B. Adolescents from 14 to 18 years old play more video games and watch less TV than children from 5 to 7 years old.
C. Children from 5 to 7 years old are more exposed to media than adolescents from 14 to 18 years old.
D. Adolescents from 14 to 18 years old are more exposed to media than children from 5 to 7 years old.
(c) For a company that makes video game consoles, what age range do these data suggest marketing should target for new sales?
A. Marketing should target the 2-4 age range because it has the least exposure to radio.
B. Marketing should target the 14-18 age range because it has the greatest exposure to video games.
C. Marketing should target the 5-7 age range because it has the least exposure to radio.
D. Marketing should target the 8-13 range because it has the greatest exposure to video games.
Age (years) Medium 2-45-78-13 14-18 50 32 51 39 28 42 13 67 30 TV Radio (R) Video game (V) 10 15 Cable TV (CT) 21 Computer (C 24 20 35 20Explanation / Answer
1. c is correct
Because it would not be appropriate to form a pie chart using the value row and column of table because these values do not represent the whole.
2. c is correct.
because people watch tv 5-7 is less than 50% and age group 14-18 is greater than 50%.(see table and graph).
listen radio 5-7age group and 14-18 both less than 50%.(see table and graph).
similarly see data and graph for video game, cable TV, computer.
3. b is correct
Because it has greatest exposure to video game, marketing should target 14-18 age range.
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