Answer: k/2 - 3/5
Step-by-step explanation: This is what my calculator came up with.
No they are not the the same. 3/2 = 1.5 and 3/4 = .75
50 becacause there is 27 and you need to add it all together
Using the normal distribution, it is found that the correct option is:
In a <em>normal distribution</em> with mean
and standard deviation
, the z-score of a measure X is given by:
- It measures how many standard deviations the measure is from the mean.
In this problem:
- The mean on the Wechsler Scale is of 100, hence
.
- The standard deviation is of 17, hence
.
- Brianna had an score of 117, hence

Then:



Hence, the option d is correct.
To learn more about the normal distribution, you can check brainly.com/question/24663213
Answer:
Step-by-step explanation:
6
a) 70
This is because 70 is mentioned 3 times
b)70
It’s the middle number
c)28
85-57=28