Do Now 9/21 or 9/22 Michele Walter Sep 20
100 points
Due Sep
During the first two weeks of the semester in Jim's algebra class, 4 students withdrew, 8 students enrolled late, and 6
students were dropped as "no shows". By how many students had the class size changed at the end of the first two
weeks?
Class comments

23

step-by-step explanation:

the answer would be 150 books

step-by-step explanation:

if you divide 300 by 2 you will get 150

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:

the answer is mp

step-by-step explanation: