Nestor works at a garden center where he pots plants. it takes him 2 1/2 hours to pot 15 plants.

how many plants can nestor pot in 1 hour?

fill in the blanks to cpmplete the equation and the statement.

15_ =

nestor can pot in 1 hour.

part b if nestor continues working at the same rate, how many plants will he be able to pot in 3 1/2 hours?

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: