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
Haley has five times as many stuffed animals as she does dolls. Her brother has 18 more video games than Haley has stuffed anima
34kurt

Answer:

93

Step-by-step explanation:

15 x 5 = 75 + 18 = 93

5 0
3 years ago
Read 2 more answers
You run 18 miles in 2 hours and 45 miles in 5 hours how fast are you running
Lesechka [4]
So let's find the unit rate of these.

18 mi/ 2 hrs = 9 mi/ 1hr

45 mi / 5 hrs = 9 mi/ 1 hr

So you are running 9 miles an hour.

If you have any questions please comment! :)
6 0
3 years ago
Read 2 more answers
Evaluate <br><br>2³ + 4 • 2 - 7<br><br>I need help fast its a test ;-;​
djverab [1.8K]

Answer:

5

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
11. The perimeter of a rectangular garden is 96 ft. The length is five times the width. Find
asambeis [7]

Answer:

Length =40 ft.

width. = 8 ft.

Step-by-step explanation:

If The length is five times the width , then

width = w

length = 5w

Perimeter of Rectangle = 2( l+b)

2(5w+w)= 96

2( 6w) = 96

12 w= 96

w = 96/12

w= 8ft.

length = 5(8)

= 40 ft

5 0
3 years ago
Which property is illustrated?<br><br> 15 + (5 + 7) = (15 + 5) + 7
Ainat [17]

Associative Property !!


hope this helped!!!                                                

3 0
3 years ago
Read 2 more answers
Other questions:
  • Please help me asap!
    11·1 answer
  • Jeremy has $5.30 in nickels.
    13·2 answers
  • NEED HELP PLEASE: Four shaded circles, each of radius 4 feet, are packed in a square as shown. Suppose you drop a coin onto the
    10·1 answer
  • Which of the two is correct? Explain why, including pointing out any mistakes that were made.
    14·1 answer
  • Which statement is true about the local minimum of the graphed function
    9·2 answers
  • Please help i need it now:)
    7·1 answer
  • In the expression 852.763 x 10?, what is the missing exponent that would result in a number that is 1,000 times the value of 852
    6·1 answer
  • Write 2 equivalent expression to 4 – 5 – 2
    11·2 answers
  • Can someone help me please
    11·1 answer
  • Use the chart below to answer the questions:
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!