50f 12 (0 complete) > This Test: 12 pts possib in one university, language profe

Question

50f 12 (0 complete) > This Test: 12 pts possib in one university, language professors incorporatod a 10-week (color-coded for easy selection) according to length and complexity. Complete parts a through e E Click the icon to view the table with reading levels forthe 280 books. axtonsive reading program to improve students' Japanese reading comprehension. The professors collected 280 books a. Compute the relative frequencies in each category. Reading Level Relative Froquency Level 1 (Red) Level 2 (Blue) Level 3 (Yellow) Level 4 (Pink) Level 5 (Orange) Level 6 (Green) Round to the nearest thousandth as needed.) b. Construct a relative frequency bar graph for the data. Choose the correct graph below O A. O c. Click to select your answer(s). 8

Explanation / Answer

Relative frequency for each level calculated by frequency/ total

Here total is 280. for example red relative frequency is 42/280 i.e. 15%

In terms of decimals

b)

The correct graph is b)

because it shows blue near to 28% and pink to near 30%

c)

arrange in terms of relative frequency

the answer is

B)

d)

the level that occurs often is pink i.e. level 4.

the answer is c) Level 4

Frequency Relative frequency 1 RED 42 15.0% 2 BLUE 79 28.2% 3 YELLOW 47 16.8% 4 PINK 87 31.1% 5 ORANGE 19 6.8% 6 GREEN 6 2.1% 280 100%

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