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artcher [175]
3 years ago
9

The manager of an automobile dealership is considering a new bonus plan in order to increase sales. Currently, the mean sales ra

te per salesperson is five automobiles per month. The correct set of hypotheses for testing the effect of the bonus plan is _____.a. H0: μ < 5 Ha: μ ≤5
b. H0: μ ≤5 Ha: μ > 5
c. H0: μ > 5 Ha: μ ≤5
d. H0: μ ≥5 Ha: μ < 5
Mathematics
1 answer:
monitta3 years ago
4 0

Answer:

H0: mu = 5

Ha: mu > 5

Step-by-step explanation:

A null hypothesis is a statement from a population parameter which is either rejected or accepted (fail to reject) upon testing.

It is expressed using the equality sign.

An alternate hypothesis is also a statement from a population parameter which negates the null hypothesis and is accepted if the null hypothesis is rejected.

It is expressed using any of the inequality signs.

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Write an English phrase that would translate into the following mathematical expression.
Yuliya22 [10]

Answer:

C.

Step-by-step explanation:

5z - 7, you would say 5 times z minus 7, which is the same as 5 less than th product of 7 and a number z

6 0
3 years ago
Evaluate 3^2 + (7 − 2) ⋅ 4 − 6 over 3
goldfiish [28.3K]

Answer:

7.7

Step-by-step explanation:

we basically follow the BEDMAS rule

1st we workout the bracket (7-2)=5

2nd the exponent 3^2=9

3rd the multiplication (7-2) . 4 = 5 . 4 = 20

4th addition 9+20=29

5th step is subtraction 29-6=23

the final step is dividing 23 by 3, which will become 7.7

6 0
3 years ago
Read 2 more answers
the sum of two numbers is 105 if the larger number is 13 more than the smaller number find both sumbers
irga5000 [103]

Answer:

46 and 59

Step-by-step explanation:

let the smaller number be n then the larger number is n + 13 and summing them gives the equation

n + n + 13 = 105

2n + 13 = 105 ( subtract 13 from both sides of the equation )

2n = 92 ( divide both sides by 2 )

n = 46

the 2 numbers are n = 46 and n + 13 = 46 + 13 = 59


3 0
3 years ago
Read 2 more answers
Use Euler’s method to estimate the value of y(20). Use a step size of ∆x = 5. Please fill out the remainder of the chart complet
crimeas [40]

Answer:

y(20)=14,322

Step-by-step explanation:

We need to solve the equation:

dy/dx=0.4xy

with initial point

y(0) = 2

with incerments

\Delta x=h=5

By Euler's method, we have:

y(x+h)=y(x)+h*f'(x,y)

We start with the initial point

y(5)=y(0)+5*f'(0,2)=2+5*(0.4*0*2)=2

And we continue until we reach the value for y(20)

y(10)=y(5)+5*f'(5,2)=2+5*(0.4*5*2)=2+20=22\\\\\\y(15)=y(10)+5*f'(10,22)=22+5*(0.4*10*22)=22+440=462\\\\\\y(20)=y(15)+5*f'(15,462)=462+5*(0.4*15*462)=462+13,860\\\\y(20)=14,322

4 0
3 years ago
SOMEONE PLZ HELP ME!!!!!<br> Explain how you find a unit rate when given a rate.
vaieri [72.5K]

Answer:

when giving a rate you need to get a unit rate which is a fraction with a 1 on top then you would divide by the same number as the number if you have 6/6 then divide by 6

Step-by-step explanation:

3 0
3 years ago
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