The greatest common factor of the three numbers is 15
Answer:0.367
Step-by-step explanation:
Given
There are 6 cans of regular and 7 cans of diet cola
number of ways of selecting 2 regular colas and 1 can of diet cola is

The total no of ways of selecting 3 items out of 13 items is

Probability is

Answer:
100
Step-by-step explanation:
add all the number together 3 + 4 + 2 +1=10
250/10=25
then times 25 with the 4 number at the top
25 times 4 =100
so there is 100 blue pencils
Step-by-step explanation:
a
the study is experimental as we do not just observe students performance. 2 techniques were also randomly assigned. there is control over teaching techniques and performance is also observed.
b.
these are the 3 factors: high school, instructions type, scores.
high school has 2 levels. level 1, is 3 high school. level 2: each high school has 4 sections and these 4 have 24 students.
instructions type: 1 level divided into standard and computer based.
scores: 0 ( no level)
c.
high school has between subject combination since there are 3 schools and 4 sections.
instructions type has between too. since there are two different types.
we have 24 students in each section which are within subjects.
d.
score on test is dependent variable
e.
student is basic experimental unit.
Answer:
5
Step-by-step explanation: