score is 65. What percentage of the scores were higher than yours?
Correct
Answer:
about 84%
Question 6
1 out of 1 points
To find the area above a positive Z score or below a negative Z score you would
Correct
Answer:
use the "Area Beyond Z" column of the Z score table.
Question 7
1 out of 1 points
As used in the social sciences, probabilities are a type of ____ which can vary from
____.
Correct
Answer:
proportion; 0.00 to 1.00
Question 8
1 out of 1 points
On all normal curves the area between the mean and +1 standard deviation will be
Correct
Answer:
about 34% of the total area.
Question 9
1 out of 1 points
To obtain the area below a positive Z score or above a negative Z score you would
Correct
Answer:
add the area between the Z score and the mean to 50%.
Question 10
1 out of 1 points
The Z scores of two test scores are

1.17 and +2.38. To find the total area beyond
these two scores,
Correct
Answer:
add the column c areas.
Question 11
1 out of 1 points
What is the probability that a randomly selected case from a normally distributed
distribution will have a score between

1.00 and the mean?
Correct
Answer:
0.34
Question 12
1 out of 1 points
As the standard deviation of a normal distribution increases, the percentage of the
area between
±
1 standard deviation will
Correct
Answer:
stay the same.
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 Summer '17
 Wimpy
 Normal Distribution, Standard Deviation, Z score table