Langston Hughes earns an annual salary of $76,700.00 as Chiet Pinancial Olhicer of Stevenson Enterprise Industries, Inc. His benefits include a 4-week vacation annually:
8 holidays per year, monthly health insurance premium of $225,00, a 30-day sick leave
holiday, Social Security of 6.2% of salary, and Medicare of 1.45% of salary. Find
Langston's rate of benefits,

i think its a and d

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.

click to let others know, how is it

0.0

0 votes

1

report

read more on -

step-by-step explanation: