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
netineya [11]
3 years ago
10

8. The mean of the winning scores of a bowling tournament over the last 10 years was 279, with a standard deviation of 3. Consid

ering that the scores were in a normal
distribution, how many scores were below 282?
Mathematics
1 answer:
Naily [24]3 years ago
8 0

We Answer:

84.134% of the scores

Step-by-step explanation:

-This questions needs as to determine the probability of scores less than 282 then find the expectation;

-Let X be the score of a random selection:

P(X

=84.134\%

The probability of scores below 282 is 0.84134 or 84.134%

Hence, 84.134% of the scores were below 282

You might be interested in
In surveying families with pets, 5 out of 7 families owned a dog. If 35 families had dogs, how many families were surveyed?
Sliva [168]
Hello There!

Follow these steps:
35/5 = 7
7 x 7 = 49
35 out of 49 families owned a dog.
49 families were surveyed.

Hope This Helps You!
Good Luck :) 

- Hannah ❤

5 0
3 years ago
the bus to Leeds departs every 36 mins and the bus to Manchester leaves every 45 mins they leave the station at 10am one morning
Oliga [24]

Answer:

1 pm

Step-by-step explanation:

We have to find their LCM, or least common multiple

Multiples of 36: 36, 72, 108, 144, 180, 216, ......

Multiples of 45: 45, 90, 135, 180, ....

180 mins is their LCM.

180 mins = 3 hours

10am + 3hours = 1 pm

-Chetan K

6 0
2 years ago
I don't understand this ​
Oksanka [162]

Answer:

y=4x+6

Step-by-step explanation:

when x=0 y=6

when x=1 y=10

when x=2 y=14

to find y=50:

50=4x+6

44=4x

11=x

x=11 when y=50

6 0
2 years ago
How do you solve 2 + 8 - z = -24 for z
Naily [24]

Answer:

z=34

Step-by-step explanation:

2 + 8 - z = -24

add

10-z = -24

subtract 10 from each side

10-z-10 = -24-10

-z = -34

multiply by -1

-1*-z = -34 * -1

z = 34

8 0
2 years ago
Read 2 more answers
What is the slope of (-6,12) (-5,14)
dimulka [17.4K]
M=2/1 so m=2 I believe
5 0
2 years ago
Other questions:
  • Joel bought 8 books. Some books cost $13 each and some cost $17 each. In all, he spent $128. Which system of linear equations re
    5·1 answer
  • Find the value of
    7·1 answer
  • 62. A roof in the e
    9·1 answer
  • A restaurant offers 4 appetizers, 6 entrees, and 2 desserts. In how many days can a person order a three-course meal?
    8·1 answer
  • What the answer question
    15·1 answer
  • One solution of x^2-25=0 is 5 what is the other solution
    10·1 answer
  • A circular tabletop has a circumference of 94.2 inches. What is its area? Approximate Π as 3.14.
    8·2 answers
  • you are renting a moving truck for a day. There is a dailyfee of $20 and a charge of $0.75 per mile. Your budget allows a maximu
    12·1 answer
  • Marcus is making a square pyramid out of cart board. He drew a diagram of a square pyramid as shown below. Based on Marcus’ diag
    15·2 answers
  • This is so important please help
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!