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Describe the shape of a distribution

DIFFICULTYintrostandardchallengeexam
Question 1 of 8

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The histogram shown below represents the time, in seconds, students could hold their breath during a lung-capacity activity in science class

Histogram of breath-hold time (s), 9 columns spanning 15 to 60, 405 values in total Frequencies: 15 to less than 20: 15; 20 to less than 25: 15; 25 to less than 30: 45; 30 to less than 35: 75; 35 to less than 40: 105; 40 to less than 45: 75; 45 to less than 50: 45; 50 to less than 55: 15; 55 to less than 60: 15.0501001501525354555Breath-hold time (s)Frequency
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What is the shape of this distribution?