The Answer should be twenty eight 28
25 i’m pretty sure
but i’d wait to see what other ppl say
Answer:
they are both the same
Step-by-step explanation:
as you can see in the picture the angle of elevation is the same as the angle of depression.
I hope this helps☺
Answer:
<em>n = 0</em>
Step-by-step explanation:
- 6(n - 3) = 18
n - 3 = 18 ÷ ( - 6)
n - 3 = - 3 ⇒ <em>n = 0</em>
Answer:
Option B - There is at least some difference in the average times spent by the two groups in the mall.
Step-by-step explanation:
A null hypothesis is a hypothesis that states that there is no statistical significance between the two variables. Thus, It is usually the hypothesis that a researcher or experimenter will try to disprove or discredit. While an alternative hypothesis is one that states there is a statistically significant relationship between two variables.
Now, applying these definitions to the question, we can see that;
Null Hypothesis is;
H0; There is no difference in the average times spent by the two groups in the mall
While the alternative hypothesis is;
Ha; There is at least some difference in the average times spent by the two groups in the mall
Thus, correct answer is option B