Answer:
Where is the table
Step-by-step explanation:
I cant answer without it
Answer:
Step-by-step explanation:
To simplify this expression, first use the distributive property to distribute .
Simplify.
Combine like terms, and .
The simplification of is .
I hope this helps ^^
Good luck
I think the question 23 is e.
Answer:
10cm (I think)
Step-by-step explanation:
2/3 = .66666666 x 6 = 4
4 +6 = 10
Answer:
A. -1.6; not significant
Step-by-step explanation:
The z-score of a data set that is normally distributed with a mean of and a standard deviation of , is given by:
.
From the question, the test score is: , the mean is , and the standard deviation is .
We just have to plug these values into the above formula to obtain:
.
This simplifies to: .
.
We can see that the z-score falls within two standard deviations of the mean.
Since the value is not significant.
The correct answer is A. -1.6; not significant