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
Solnce55 [7]
3 years ago
13

How many days are in a leap year?

Mathematics
1 answer:
Vanyuwa [196]3 years ago
3 0
One leap year = 366 days
You might be interested in
As a marketing manager, you are tasked with selecting a website to place your advertisement. The following sampled data shows th
olasank [31]

Answer:

Kindly check explanation

Step-by-step explanation:

Given the data :

Website 1 : 10357, 10537, 10767, 10561, 10544, 10581, 10602, 10665, 10335, 10419, 10737, 10410, 10485, 10601, 10458, 10472, 10435, 10375, 10436, 10510, 10345, 10559, 10520, 10425, 10351, 10465, 10491, 10671, 10366, 10440, 10618, 10606, 10406, 10538, 10449, 10462

Mean, xbar = ΣX/ n ; n = sample size = 36

Xbar = 377999 / 36 = 10499.9722

Standard deviation, s = √[(x - xbar)² / (n-1]

Using calculator :

Standard deviation (Website 1 :), s = 110.239865

Website 2 : 11067, 11029, 10888, 10789, 10914, 10663, 10787, 11140, 11042, 11074, 10868, 10853, 10900, 11088, 10991, 10928, 10959, 11126, 11033, 11114, 11150, 11155, 11027, 10900, 11015, 11123, 10953, 11181, 10855, 10731, 10971, 10770, 11070, 11122, 11018, 10903

Mean, xbar = ΣX/ n ; n = sample size = 36

Xbar = 395197 / 36 = 10977.6944

Standard deviation, s = √[(x - xbar)² / (n-1]

Using calculator :

Standard deviation (Website 2), s = 132.617995

2.)

Yes, the viewership between the two websites are different with the second website has a higher mean viewership with a mean of 10977.6944.

3.)

The probability of 12000 views per month on each website :

Probability = Mean viewership per month / required viewership

Website 1 :

P(12000) = 10499.9722 / 12000 = 0.8749

Website 2 :

P(12000) = 10977.6944 / 12000 = 0.9148

4.)

More consistent website :

We use the standard deviation value, the higher the standard deviation, the higher the variability :

Website 1 should be more consistent has it has a Lower standard deviation score, hence, should show lower variability than website 2.

5.)

Website suitable for advertisement should be one with higher viewership per month in other to reach a larger audience. Hence, website 2 should be recommended for advertisement.

5 0
3 years ago
A person standing 20 feet from a streetlight casts a shadow as shown. How many times taller is the streetlight than the person?
Xelga [282]

Answer:

2 times taller.

Step-by-step explanation

6 0
3 years ago
I only need number 11 in the picture please help and show work ​
IgorLugansk [536]

Answer:

1 = 115°

2 = 115°

3 = 65°

Step-by-step explanation:

P=65, so S (3) =65

360-65-65=230

230/2=115

Q (1) = 115

R (2) = 115

3 0
3 years ago
Read 2 more answers
Evaluate x + 23<br> when x=7
iren2701 [21]

Answer:

30

Step-by-step explanation:

x + 23 = ?

x = 7

All we need to do is plug in x =7 to the first equation:

7 + 23 = ?

We simplify and get:

30 = ?

3 0
3 years ago
A jewelry store offers its own brand of customizable charm bracelets. You are able to choose from 9
Elis [28]

Answer:

By the way that it is worded, I believe that you are only allowed to put 1 charm on the bracelet, so there are 9 ways to pick a charm.

Hope this helps(and also if you have a more refined wording please put it in the comments)!

4 0
3 years ago
Other questions:
  • A scientist observes a petri dish containing a number of bacteria. On the first day, the dish had 300 bacteria on the second day
    9·2 answers
  • Gracie is shipping a cube shaped box. It measures 14 in x 14 in x 14 in. What is the surface area of the box. Please show work)
    9·1 answer
  • My dog, Stella, is playing in the park and sees a tree 100m away. Since she is the dog of a mathematics teacher, she knows how t
    6·1 answer
  • Write a recursive rule and an explicit rule for each arithmetic sequence.
    8·1 answer
  • Help please immediately
    8·2 answers
  • Solve this system of linear equations. Separate
    12·1 answer
  • Help pls I don’t get it
    9·1 answer
  • You bought some new fish and need the tank ready. You fill the tank with water and start running the filter system.You check the
    15·1 answer
  • HELP PLEASE! this is due in one hour
    8·1 answer
  • 17. A television costs $270.25 including 15% sales tax. How much of<br> the cost is tax?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!