![subject](/tpl/images/cats/mat.png)
Mathematics, 19.07.2021 20:20 angelequej1167
Kara Danvers (Supergirl) has always relied on her strength to win fights. But what happens when she meets an alien just as strong? Her sister is training her to be a more technical fighter so that Supergirl can meet any challenge. The data below record the significant strikes during randomly selected training sessions 6 months apart. Is Kara showing improvement in her fighting?
Strikes (pre):2932443419
Strikes (post):5145689264
Write the Hypotheses:
H_0:, the mean difference in between and is
H_a:, the mean difference in between and is
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:30
The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms
Answers: 3
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
You know the right answer?
Kara Danvers (Supergirl) has always relied on her strength to win fights. But what happens when she...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.11.2019 08:31
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/ekonomika.png)
Business, 10.11.2019 08:31
![question](/tpl/images/cats/istoriya.png)
History, 10.11.2019 08:31
![question](/tpl/images/cats/mat.png)
Mathematics, 10.11.2019 08:31
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.11.2019 08:31
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 10.11.2019 08:31
![question](/tpl/images/cats/en.png)
English, 10.11.2019 08:31
![question](/tpl/images/cats/en.png)
English, 10.11.2019 08:31
![question](/tpl/images/cats/ekonomika.png)
Business, 10.11.2019 08:31
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 10.11.2019 08:31
![question](/tpl/images/cats/istoriya.png)
History, 10.11.2019 08:31
![question](/tpl/images/cats/mat.png)
Mathematics, 10.11.2019 08:31