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.
The census because it is rounded to the nearest thousandth which is a smaller range of numbers compared to the nearest one-hundred thousandth
Answer:
x=-31
Step-by-step explanation:
22+x+9=0. 22+x=-9.x=-31.
To find out how much Sybil would make in a certain amount of time, the equation would be:
h * 12
(hours times number of dollars per hour, which is 12)
Hope this helps!! :)