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Fantom [35]
3 years ago
14

A normally distributed error term with mean of zero would Group of answer choices have values that are symmetric about the varia

nce. allow more accurate modeling. yield biased regression estimates. be a hyperbolic curve.
Mathematics
1 answer:
Zepler [3.9K]3 years ago
5 0

Answer:

allow more accurate modeling

Step-by-step explanation:

They ask us what we should expect from a normally distributed error term with of zero, we analyze each option:

a. have values that are symmetric about the variance.

False, does not guarantee symmetry.

b. allow more accurate modeling.

It is correct, in this case we would have a more accurate model.

c. yield biased regression estimates.

it is also false, not necessarily.

d. be a hyperbolic curve.

false, not necessarily.

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I am so confused pls help me because I can't see what she did wrong.
mixas84 [53]

Answer:

  • Fatima's mistake was in the first step.
  • She incorrectly subtracted 0.454 - 0.02.
  • Fatima has 0.395 rose petals left.

Step-by-step explanation:

<u>Here is how it should've been:</u>

<em>Step 1:</em>

  • 0.454 - 0.02
  • = 0.434

<em>Step 2:</em>

  • 0.434 + 0.056
  • = 0.490

<em>Step 3:</em>

  • 0.490 - 0.095
  • = 0.395

The actual answer is 0.395.

8 0
2 years ago
Please help me !!!!
liq [111]

Answer:

...

against the wind, an airplane travels 3640 km in 7 hours.

with the wind, the same plane travels 6000 km in 6hrs.

...

let speed of plane in still air be x mph

speed of wind be y mph.

..

t=d/r

..

against wind speed = x-y mph

with wond speed = x=y mph

...

3640/(x-y)=7

3640 = 7x-7y

/7

520=x-y.....................1

...

6000/x+y = 6

6000 = 6x+6y

/6

1000=x+y.....................2

...

Add (1) & (2)

2x=1520

/2

x=760 mph speed of plane in still air

...

plug value of x in 2

1000=760+y

100-760=y

240 = y

240 mph speed of wind

8 0
3 years ago
Suppose you invest $500 at an annual interest rate of 8.2% compounded continuously. How much will you have in the account after
wlad13 [49]
(1.082)^15(500)=$ 1,630.71. I do not see this figure as an option, but it is the correct response.
8 0
3 years ago
Read 2 more answers
George filled 10 mugs with coffee. Each mug had 240\text{ mL}240 mL240, start text, space, m, L, end text of coffee. How many li
goldenfox [79]

Answer:

2.4 Liters

Step-by-step explanation:

1,000

1

​

 L1, start text, space, m, L, end text, equals, start fraction, 1, divided by, 1, comma, 000, end fraction, start text, space, L, end text

So, 2,400 mL

​

 

=2,400 mL×

1,000 mL

1 L

​

=

1

2,400

mL

​

×

1,000

mL

1 L

​

=

1,000

2,400 L

​

=2,400 L÷1,000

=2.4 L

​

4 0
3 years ago
Read 2 more answers
Please help I have less then 6 minutes
Sonja [21]

Answer:

11) 60°

12) 50°

13) 50°

14) 50°    (i suspect you want ∠FED instead, which is 102°)(NOT a repeat of ∠FDE)

Step-by-step explanation:

6 0
3 years ago
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