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
vodka [1.7K]
3 years ago
13

Students in a large statistics class were randomly divided into two groups. The first group took the midterm exam with soft musi

c playing in the background, while the second group took the exam with no music playing. The scores of the two groups on the exam were compared. This experiment is not blind because:
Mathematics
1 answer:
Stels [109]3 years ago
3 0

Answer:

Both groups had prepared for the exam. Therefore music would not really affect performance. Reassurance is given in every exam so distractions are not blind generally and most certainly not in this context where the scores were compared afterwards.

Step-by-step explanation:

You might be interested in
Please provide the working outs as well as the answer. Many thanks
lana [24]
\dfrac{3w-5}{2}=w-3\ \ \ |multiply\ both\ sides\ by\ 2\\\\\not2^1\cdot\dfrac{3w-5}{\not2_1}=2\cdot w-2\cdot3\\\\3w-5=2w-6\ \ \ |add\ 5\ to\ both\ sides\\\\3w-5+5=2w-6+5\\\\3w=2w-1\ \ \ \ |subtract\ 2w\ from\ both\ sides\\\\3w-2w=2w-2w-1\\\\\boxed{w=-1}

4 0
3 years ago
Cecilia created 2.5 liters of a chemical mixture for an experiment. Saline solution accounted for 12.5% of the mixture. How many
tatyana61 [14]
2.5liters * \frac{12.5 liters saline solution}{100liters} = 0.3125 liters
5 0
3 years ago
Given csc A 185 and that angle A is in Quadrant I, find the exact value of cot A
lyudmila [28]

Answer:

could u show me a picture of the assigment

Step-by-step explanation:

6 0
3 years ago
Need help asap this is really important
nadya68 [22]

Answer:

y = \frac{4}{3}x -7

Step-by-step explanation:

Use the points (9, 5) and (6, 1) to identify the slope of the graph

m = \frac{y^2-y^1}{x^2-x^1}

m = \frac{1-5}{6-9}

m = \frac{-4}{-3}

m = \frac{4}{3}

The y-intercept is -7 because -7 touches y axis causing it to be the y-intercept

5 0
2 years ago
Somebody plz answer.
snow_lady [41]

Answer:

IT'S D

Step-by-step explanation:

LOOK AT THE PATTERN AND YOU WILL UNDERSTAND.

6 0
3 years ago
Read 2 more answers
Other questions:
  • Please help I will reward brainly
    7·1 answer
  • Can someone help me with this??
    5·1 answer
  • You accept a job as a marine biologist that pays a salary of $45,000 the first year. During the next 39 years, you receive a 5.5
    11·1 answer
  • Which of the following is a monomial?
    15·2 answers
  • Sally, John & Mary had a discussion about Quadrilateral PQRS. Sally claimed that the figure represents an isosceles trapezoi
    13·1 answer
  • What is the value of x in the diagram?<br> 2x+3<br> 2x+2
    8·1 answer
  • Help Me Please.................(5)
    7·1 answer
  • Expand the following: 6(x – 4y)
    6·1 answer
  • The dot plot below shows the number of students on a classroom honor roll for one or more weeks. According to the dot plot how m
    5·1 answer
  • Diferencia entre el bote el pase y tiro en el baloncesto
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!