Answer:
$135
Step-by-step explanation:
Given data
Amount paid for new surfboard= $81
Percentage of the savings paid= 60%
Let the amount of the savings be x
Hence
60% of x= 81
60/100*x= 81
0.6x=81
x= 81/0.6
x=$135
Hence his savings was $135
Answer:
Step-by-step explanation:
You can obtain the regression equation using minitab software ...
First step:
Choose stat then select regression and regression
Next step:
In Response, enter the column containing the response (Y) variable as Cost.
Next step :
In Predictors, enter the columns containing the predictor (X) variables as Summated Rating.
Final step :Click OK.
Then you get your answer
Hi!
I can help you with joy!
Evaluate:
when
First, add x's:
Now, plug in the value of x (3)
Multiply:`
(Answer)
Hope it helps!
Ask me if you have any doubts.
<em>Answered by</em>
<em>~</em>Silent~
Answer:
264 degree angle
Step-by-step explanation:
Answer:
Following are the answer to this question:
Step-by-step explanation:
Given:
n = 30 is the sample size.
The mean = 7.3 days.
The standard deviation = 6.2 days.
df = n-1
The importance level is = 0.10
The table value is calculated with a function excel 2010:
The method for calculating the trust interval of 90 percent for the true population means is:
Formula:
It can rest assured that the true people needs that middle managers are unavailable from 5,37 to 9,23 during the years.