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viktelen [127]
3 years ago
12

You may believe that the gender of a salesperson influences the sales of cars. The best way to incorporate this predictor is by

Group of answer choices
a. None of these answers are correct.
b. Using a single dummy variable in a regression model
c. Running two separate regressions, one for females and one for males.
d. Using two dummy variables in a regression model
Mathematics
1 answer:
Burka [1]3 years ago
4 0

Answer: The correct option is (b)

Using a single dummy variable in a regression model

Step-by-step explanation:

A regression model is a model that measures the relationship between a dependent variable and one or more independent variables. In this question the dependent variable y is the sales of the car and the independent variable is the choice of the gender of a salesperson, Which is single dummy variable.

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Please HELP ASAP thank you in advanced.....will give brianlest to best answer
11Alexandr11 [23.1K]

1st option, 2nd, 4th and 5th

5 0
3 years ago
4. The table below shows the cost of pencils at the local discount store. Cost of Pencils Number of Total Cost Pencils 10 $1.25
fomenos

Answer:

1.25 / 10 = 0.125

0.125 is about 0.13

13 cents or $0.13

4 0
2 years ago
The profits of a company are found by subtracting the company's costs from its revenue. If a company's cost can be modeled by 14
evablogger [386]

Answer:

-0.0002x^2 +26x-120000

Step-by-step explanation:

The correct question should be:

We have been told that all we have to do to get profit is to subtract the cost from revenue.

Revenue = 40x - 0.0002x^2

Cost <em>= </em>14x + 120,000<em />

<em />

Hence:

Profit = 40x - 0.0002x^2 - (14x + 120000)

40x - 0.0002x^2 - 14x - 120000\\\\40x - 14x - 0.0002x^2 - 120000\\\\26x - 0.0002x^2 - 120000

Putting it in ordered form:

-0.0002x^2 +26x-120000

This is an expression for the profit.

4 0
3 years ago
Place the following temperatures in order from coldest to hottest: -8°C, 10°C, -5°F, 40°F
vova2212 [387]
-5f, -8c, 40f, 10c happy math..ing
6 0
2 years ago
Read 2 more answers
the direction angle for vectors 135° the X component of the vector is -3 what is the Ywhat is what what is the Y component of th
blagie [28]
Well, the X component (assuming x is the horizontal) is equal to RCosZ

Where Z is the angle and R is the size of the resultant

Substitute into formula :

X component = RcosZ
-3 = Rcos135°
R = -3/cos135°
R = 4.24264...
R = 4.24 (2dp)

The vertical component (or Y component) is equal to RSinZ

Vertical component = RSinZ
= 4.24264... × Sin135°
= 3

The answer is 3

Please feel free to ask any questions you have
3 0
3 years ago
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