Please help Michael thought he could only run 5 laps around the track but he was actually able to run 8 laps what was his percent error round to the nearest percent

d. is the correct answer

step-by-step explanation:

table 3 represents a direct variation function. : )

hello,

b) 62.47% of the students are between 14 and 18 years old.

step-by-step explanation:

mean = 15 and standard deviation = 2

student between 14 to 18

formula used z-score

for age 14 , z score

using z-table , p(z> -0.5)=0.3085

for age 18 , z score

using z-table , p(z< 1.5)=0.9332

p(-0.5< z< 1.5)=0.9332-0.3085 = 0.6247

thus, 62.47% of the students are between 14 and 18 years old.

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step-by-step explanation:

not sure but it may be b, as i said i'm not sure.