
Calculating Mean and Standard Deviation

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Thomas White
FREE Resource
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the mean of the example test scores mentioned in the video?
85
80
75
70
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the standard deviation of the test scores in the example?
10
15
12
18
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which percentile are we trying to find the cutoff score for?
65th
70th
60th
75th
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in finding the cutoff score using a graphing calculator?
Press Enter
Enter the mean
Enter the standard deviation
Go to 2nd distr
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which option should you select after accessing the '2nd distr' menu?
Number three
Number one
Number two
Number four
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which function on the calculator is used to find the cutoff score?
Norm function
Percentile function
Mean function
Standard deviation function
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What value should be entered for the area to the left when finding the 70th percentile?
0.8
0.5
0.6
0.7
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