To win a game, Jane must get a sum of 8 on her next two spins
of the arrow on the spinner shown below. All the sections of
the spinner are of equal size. What is the probability that the results
of Jane's next two spins will have a sum of 8?

yes because they have the same amount of green and blur marbles.

step-by-step explanation:

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step-by-step explanation:

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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: