1 point This is an example of what type of distribution? Select all that apply. Take
your time and think about this one. *
50 52
54 56 58 60 62 64 66 68 70
Text Messages
bell shaped/normal
Ubimodal
skewed
O symmetric
uniform

so what is the question

step-by-step explanation:

the 3rd option is right

step-by-step explanation:

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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