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Pie
4 years ago
7

What is a forecast error

Mathematics
1 answer:
Mama L [17]4 years ago
4 0

Answer:In statistics, a forecast error is the difference between the actual or real and the predicted or forecast value of a time series

Step-by-step explanation:find the Mean Absolute Percent Error (MAPE) of your forecast. Statistically MAPE is defined as the average of percentage errors.

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Write a recursive formula for the sequence 1, 5, 9, 13
11Alexandr11 [23.1K]

Answer:

\bold{a(n) \ = \ a(n \ + \ 1) \ + \ 4}

Explanation:

Sequence: 1, 5, 9, 13

  • Add(ing) 4 every time

\bold{a(1) \ = \ 1}

\bold{\bold{a(n) \ = \ a(n \ + \ 1) \ + \ 4}}

5 0
3 years ago
ASAP PLEASE!! The morning temperature on Saturday was 21.5°. By 10:00 it had warmed up 6.25°. What is the new temperature?
zaharov [31]

The temperature would be (21.5 + 6.25) which is 27.75


4 0
3 years ago
A group of 727272 people travel to the beach for a clean-up day. Some of the people bring their own supplies (such as gloves, wa
Leno4ka [110]

Answer:

b+p=72

Or

p=72-b

Step-by-step explanation:

We can represent this situation with an equation that shows that when b and p are added, then the total number of people will be 72

The number of people who bring supplies = b

The number of people, to whom supplies are provided = p

We get ;

b+p=72

Or

p=72-b

7 0
3 years ago
Read 2 more answers
Attorney A charges a fixed fee on $250 for an initial meeting and $150 per hour for all hours worked after that. Write an equati
Anettt [7]

let h be the number of hours then

A → C = 150h + 250 ( where C is charge )

B → C = 175h + 150

for 26 hours

A → C = (150 × 26 ) + 250 = 3900 + 250 = $4150

B → C = (175 × 26 ) + 150 = 4550 + 150 = $4700

Attorney A is cheaper for 26 hours, thus better deal

Equate the 2 equations to find hours they charge the same

175h + 150 = 150h + 250 ( subtract 150h from both sides )

25h + 150 = 250 ( subtract 150 from both sides )

25h = 100 ( divide both sides by 25 )

h = 4 ← number of hours when charges for both are equal

Thus Attorney A becomes a better deal at 5 hours


3 0
4 years ago
The vertices of a polygon are shown below.
stiv31 [10]

Answer:

The Answer is C

Step-by-step explanation:

This applies to your exam.

6 0
3 years ago
Read 2 more answers
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