Mathematics, 16.11.2020 16:30 Michael845313
The group of 25 victims scored an average of 25.3 with a sample standard deviation of 9 on the depression scale. The group of 23 bully-victims scored an average of 20.5 with a sample standard deviation of 8 on the same scale. You do not have any presupposed assumptions about whether victims or bully-victims will be more depressed, so you formulate the null and alternative hypotheses as:
Answers: 1
Mathematics, 22.06.2019 00:00
Which of these angles are supplementary? a. 100o and 90o b. 78o and 102o c. 54o and 146o d. 12o and 78o
Answers: 1
Mathematics, 22.06.2019 06:30
Of 400 people at the school carnival, 95% are students and the rest are teachers. a. how many students are at the school carnival? b. if 55% of the students at the school carnival are boys, how many are girls? c. how many teachers are at the school carnival? d. if 35% of the teachers are male and the rest are female, how many female teachers are at the carnival?
Answers: 3
Mathematics, 22.06.2019 07:00
The distance between two points in a map is 6.5cm the scale of the map is 1: 1000. what's the actual distance between the two points in km
Answers: 3
The group of 25 victims scored an average of 25.3 with a sample standard deviation of 9 on the depre...
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