Answer:
1 square unit
Step-by-step explanation:
its easy
1 * 1 = 1
171-55=x
x= 116
to get the answer plug in the numbers and to check the answer reverse do the problem
Prob of selected students times prob of selecting boys times prob of selecting 3 boys
total students = 15b + 30g = 45 students
1. 10s/45t = 0.22
2. 15b/45t = 0.33
3. 3b/15b = 0.2
0.22×0.33×0.2=0.0148
1.48%
I'm not sure 100%... double check answer please
Answer:
The test statistics is
Step-by-step explanation:
From the question we are told that
The sample size is n = 100
The null hypothesis is 
The alternative hypothesis is 
The sample mean is 
The standard deviation is 
The level of significance is 
Generally the test statistics is mathematically represented as

=> 
=>
Answer:
A) 24 - 3p
Step-by-step explanation:
Distribute 6 through parenthesis
24 - 12p + 9p
then collect like terms
24 - 3p