Answer:
And replacing we got:
And the best option would be:
d) -2.5
Step-by-step explanation:
For this problem we know that the true mean of trash every day is:
And from the info given we also know that:
represent the sample mean
sample size selected
the population standard deviation assumed
If we want to find the z score for the person we can use the following formula:
And replacing we got:
And the best option would be:
d) -2.5
Answer:
20 per min
Step-by-step explanation:
2 out of 6 (3 out of 6 if 3 itself is included)
76 / 100 = 0.76 , 0.76 x 45 = 34.2
Answer:
triangle
Step-by-step explanation:
Reflection of an figure across any line is the mirror image of the figure.
That means reflection of a figure is a rigid transformation, in which size or shape of the image doesn't change.
Therefore, when we reflect triangle ABC across the line MN shape of the reflected angle will remain same as a triangle.