Answer:
Option B
Step-by-step explanation:
Since the company that Carrie out the survey after the students also arrived at the same conclusion as the student which is: no evidence that preference for brand A is not 0.5. We can say that she did not make any error which could be a type 1 or 2 error and found that the actual value was 0.5 which is the null hypothesis
Null hypothesis: u = 0.5 for brand A
and thus fails to reject the null hypothesis.
The best choice that it would be would be 3
Answer:
Rewrite
(
4
−
3
i
)
2 as (
4
−
3
i
)(
4
−
3
i
)
.
(
4
−
3
i)
(
4
−
3
i
)
Expand (
4
−
3
i
)
(
4
−
3
i
)
using the FOIL Method.
4
⋅ 4
+
4
(
-3
i
)
−
3
i
⋅
4
−
3
i
(
−
3
i
)
Simplify and combine like terms.
7
−
24
i
Step-by-step explanation:
Answer:
.
Step-by-step explanation: