1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Whitepunk [10]
3 years ago
11

Three high school participated in a study to evaluate the effectiveness of a new computer-based mathematics curriculum. Four 24-

student sections of freshman algebra were available for the study. The two types of instruction (standard curriculum, computer-based curriculum) were randomly assigned to the four sections in each of the three schools. At the end of the term, a standard mathematics achievement test was given to each of the 24 students in each section.
a. Is this study experimental, observational, or mixed experimental and observational? Why?
b. Identify important factors, factor levels, and/or factor-level combinations.
c. Classify these factors as within- or between-subjects
d. what’s the dependent measures?
e. What is the basic experiment unit of study?
Mathematics
1 answer:
snow_tiger [21]3 years ago
8 0

Answer:

A) experimental

B)  The important factors are : Type of instruction, scores and  High schools,

   The factor levels are :

   Level -1 which comprises of  3 highschool,

   Level -2 which comprises of  highschool and the highschool has  4   sections   and each section has 24 students

   Factor level combinations:

  Level 1 : computer and standard based combination

C) Within the subject : 24 students

   Between subject : High school

D) score of the test

E) student

Step-by-step explanation:

A) The study is experimental because of the random assignment of two different types of instruction to the students which will control/affect the technique of teaching without just observing the performance of the students from the side

B) The important factors are : Type of instruction, scores and  High schools,

   The factor levels are :

   Level -1 which comprises of  3 highschool,

   Level -2 which comprises of  highschool and the highschool has  4   sections   and each section has 24 students

   Factor level combinations:

  Level 1 : computer and standard based combination

C) Within the subject : 24 students

   Between subject : High school

D) The dependent measure  is the score of the test

E) The basic experiment unit of the study is : student

 

You might be interested in
Help which answer choice, when multiplied, would give the inverse of
OleMash [197]
The answer is b. Because it just is
8 0
2 years ago
What is 6-6+3X2<br> plz help
Trava [24]

Answer:

6

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
What is the slope of the line that passes through the points 4,5 and 12,7
Lelechka [254]
Slope: (y2-y1)/(x2-x1)
(7-5)/(12-4) = 2/8 = 1/4
The slope is 1/4
3 0
2 years ago
24 tenths+9 tenths+94 hundredths <br>common core, showing work please
lions [1.4K]
57546 t y 6457 3 r 664
6 0
3 years ago
Read 2 more answers
What reason completes the proof below given 1/2 x -5 =10 prove x=30
sweet-ann [11.9K]

Answer:

see explanation

Step-by-step explanation:

Given

\frac{1}{2} x - 5 = 10 ( add 5 to both sides )

\frac{1}{2} x = 15 ( multiply both sides by 2 to clear the fraction )

x = 2 × 15 = 30

8 0
3 years ago
Other questions:
  • How do I solve 6(5-8v)+12=-54
    8·1 answer
  • I really don't get probability.
    8·1 answer
  • 4y2 - 2x + 7 + 2y for x = 7 and y =2.
    13·1 answer
  • 18 tens 20 ones equal what hundreds
    9·1 answer
  • Asdfghjkllkjhgfdsaas
    12·2 answers
  • tori drew a scale drawing of a community. the scale she used was 4 millimeters =8 meters. what is the scale factor of the drawin
    13·1 answer
  • Which product is the better deal<br> A. Washing Powder<br> B. Super Clean<br> (easy)
    9·2 answers
  • The graph of y= 3 + 2x -x is shown.
    14·1 answer
  • - How many solutions does the system of equations shown below have?
    12·1 answer
  • Which integer in the set has the smallest value (-17, -7, -12, 2)? A. 2 B. -7 C. -12 D. -17
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!