For question 1, the formula for that is m1= 1/2(a-b). 106 being A and 62 being B. You should get m1=.5*(106-62) which equals B.22
The missing reason in step 8 is the substitution property.
<h3>What is substitution property?</h3>
It should be noted that according to substitution property, if x = y, then x can be substituted for y in any equation.
When a variable is equal to another variable, then the variables can be interchangeable.
In this case, the missing reason in step 8 is the substitution property.
Learn more about substitution property on:
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Answer:
C
Step-by-step explanation:
because its at 6,3
Given:
425 school children
Teacher : 80
Doctor : 105
Lawyer : 70
Police Officer : 70
Firefighter : 100
Total = 425
After applying Pearson's chi-squared test, it is concluded that this data reflects a real difference in the population.
Answer:
C
Step-by-step explanation:
it describes how much the shown graph extends left and right.
Note that 4 is included, but -2 itself not. that's why it's empty and A isn't correct.
B and D are completely inapplicable
pls brainliest