Answer:
-27.2
Step-by-step explanation:
2/5 + 1/2 = 0.9
0.9 in fraction form is 9/10!
Hope this helps!
Answer:
C.It is a one-tailed test since the alternative hypothesis states that the parameter is greater than the hypothesized value.
Step-by-step explanation:
Let p be the percentage of students enrolled in an introductory Chemistry class dropped before the midterm. Then null and alternative hypotheses are:
: p=10%
: p>10%
The alternative hypothesis states that the parameter is greater than the hypothesized value.
Answer:
An horizontal line.
Step-by-step explanation:
Answer:
B.63 and A. 36
Step-by-step explanation: