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
Free_Kalibri [48]
3 years ago
14

What is the expected number of heads that come up when a fair coin is flipped 10 times?

Mathematics
1 answer:
castortr0y [4]3 years ago
6 0
This is a binomial distribution with a probability of success = 0.5 (fair coin).
n=10
so 
mean = E[x] = np =10*0.5 =5
You might be interested in
Deandra is doing her math homework. Out of 24 problems total, she completed the first 12 problems in 1 hour and the last 12 in 3
Bezzdna [24]

Answer:

6 problems per hour

Step-by-step explanation:

Total problems = 24

she completed the first 12 problems in 1 hour

The last 12 in 3 hours.

Total time = 1 hour + 3 hours

= 4 hours

unit rate for all 24 problems = total number of problems / total time taken

= 24 problems / 4 hours

= 6 problems per hour

8 0
3 years ago
The width of a rectangular table is 2.3 feet less than its length. If the area of the table is 9.5 square​ feet, find its dimens
stellarik [79]

Answer: Width = 12 feet

length = 9 feet

8 0
3 years ago
Use or = to compare the following decimals.
Lynna [10]
The correct answer is B 9.74_98.1
5 0
2 years ago
What are the 3 steps to problem solving with efficiency?
Burka [1]

Answer:

Step 1: Identify the Problem. ...

Step 2: Analyze the Problem. ...

Step 3: Describe the Problem. ...

Step 4: Look for Root Causes. ...

Step 5: Develop Alternate Solutions. ...

Step 6: Implement the Solution. ...

Step 7: Measure the Results.

7 0
3 years ago
Part A<br> Rewrite 0.5 as an exponential expression with a base of 2.
koban [17]

Answer:

2^{-1}

Explanation:

05/10

Simplifying

1/2

or 2^-1

Hope this helps you. Do mark me as brainlist

4 0
2 years ago
Other questions:
  • What’s 2+2 HMU I’m bored
    15·1 answer
  • 15.04 written as a mixed number
    11·2 answers
  • Plssss helppppppppppp
    10·2 answers
  • Change 1.49% to a decimal
    15·2 answers
  • What is the area of a circle with a radius of 40 cm?<br> cm2<br> (Use 3.14 for Pi.)
    12·1 answer
  • If g(x) = 5x2^2 - 10x + 9 and h(x) = -3x3^3+ 5x - 6, find g(x) - h(x)?
    12·1 answer
  • A high school gym teacher randomly selects a group of two players from three students to demonstrate a basketball drill during c
    5·1 answer
  • Convert point-slope form to slope-intercept form using the points (3,2) and (4,-2)
    10·2 answers
  • Can you help thanks ​
    15·2 answers
  • Given the figure below find the values of x and z
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!