Answer:
Two sample t procedure
Step-by-step explanation:
The reason for using the two sample t procedure is that it is mention in the statement that the firm takes a random sample of married couples and measure their annual salary and standard deviations are unknown and they are estimated by using the collected sample of data. Also there are two population in the data. Population one is the annual salary of husband and population two is the annual salary of wife and these are compared using two sample t procedure.
Answer:
$13.91
Step-by-step explanation:
$83.48 : 6 hours
$X : 1 hour
X/1 = 83.48/6
X = 13.91333333
Answer:
6x + 2 is your answer I THINK
<em><u>Question:</u></em>
A machine made 2 2/6 pencils in 3 3/4 minutes. How many pencils would the machine have made after 9 minutes?
<em><u>Answer:</u></em>
pencils is made after 9 minutes
<em><u>Solution:</u></em>
Given that,
A machine made 2 2/6 pencils in 3 3/4 minutes
Which means,
Let "x" be the number of pencils made in 9 minutes
Therefore,
This forms a proportion and we can solve by cross multiplying
Thus, pencils is made after 9 minutes
Answer:
2
Step-by-step explanation:
la respuesta es 2
