Current location - Training Enrollment Network - Mathematics courses - The scores of 40 grade 7 students (1) in a math test are as follows (unit: minutes): 63 84 965 438+0 53 69 865 438+0 665 438+0 665 438+0 69&; ...
The scores of 40 grade 7 students (1) in a math test are as follows (unit: minutes): 63 84 965 438+0 53 69 865 438+0 665 438+0 665 438+0 69&; ...
leave out

(1) sketch

(2) The passing rate is 95%? Excellent rate 12.5%

(3)79.5~89.5? 49.5~59.5

(4) Sketch

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