Answer:
C : does not have statistical significance
Step-by-step explanation:
Because there is a 15% chance of getting that many girls by chance, the method - does not have statistical significance.
By this method, the percentage of girls = 
or 51.15%
This type of method does not have practical significance.
0.05 is 5 percent is decimal form. In order to get the decimal form of a percentage you have to move your decimal to places left. Your invisible decimal is where the percentage sign at the end of your number is. Hope this helps.
Answer:
D. 80 yards
Step-by-step explanation:
i am 99% sure
Answer:
C. None of the above
Step-by-step explanation:
we know that
The number of students who signed up for different after school activities are
Cooking------------> 9 students
Chess---------------> 4 students
Photography-----> 8 students
Robotics-----------> 11 students
Total of students -----> (9+4+8+11)=32
<u><em>Verify each statement</em></u>
case A) The ratio of photography students to all is 4:1
The statement is false
Because the ratio of photography students to all is 8:32
Simplify
1:4
case B) For every 1 chess student there are a total of 16 students
The statement is false
Because the ratio of chess student to all is 4:32
Simplify
1:8
so
For every 1 chess student there are a total of 8 students
therefore
C. None of the above
