Task 2: Which equation doesn't belong? Explain why you chose that equation. 1.
I= -50
2
-- 60t = 30
+90 = -100
-0.01 = -0.001.6

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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hm let me think hm think think hm think yes

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step-by-step explanation:

what chart am i supposed to follow?