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Jennifer312332
29.10.2020 •
Mathematics
A survey was conducted with high school students in
each grade to see how many prefer math or science.
Some of the data are shown below.
Which statement is true about the joint frequencies in
this table?
OTwenty-three 9th graders and fifteen 11th graders
prefer math.
9
10
11
12
Total
O Fourteen 11th graders prefer math and eight 10th
graders prefer science.
Math
18
90
O Thirty-five 12th graders prefer math and nine 10th
graders prefer science.
Science
40
15
32
95
OTwenty-three 9th graders and thirty-two 12th
graders prefer math.
Total
63
26
29
67
185
Done
Solved
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