This number has a 0 in the ones
place. The fifth digit to the right of
the decimal sign is less than the
first. The number in the thousandths
place is the smallest number. The
number in the ten thousandths
place is half the value of the
number in the hundredths place.
This decimal contains a 4, 2, 1, 3,
and 5. What is the number?
the answer to this question is 3/19
kbmflmklbhml; bmlzb; bdhzz
b) 62.47% of the students are between 14 and 18 years old.
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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the decimal sign is l...