Are either linear or nonlinear
equation a y = −3x − 2 equation b y equals 3 over x plus 5

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not sure about this one man

answer: i think it's a

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32/80  

91/140

the last one 54 doesn't go into 45. 54/100 ?

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hello,

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

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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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