Answer:
a
Explanation:
the correct answer is A. because a silversmith works with silver and pewter is a type of metal allow
They both worked with NASA.
Answer:
Vernonia School District v. Acton
In the 1995 case of Vernonia School District v. Acton, the Supreme Court upheld a school district's policy that required students to consent to random drug testing in order to participate in sports
Explanation:
hopefully dis helps
- Jevahnie's Brother
Answer:
Omar has developed an intervention to improve the relationship between parents and their preschool-aged children. To evaluate the effectiveness of his intervention, Omar video-records parents interacting with their children and has two research assistants score the level of warmth in each interaction. Omar then compares the two sets of scores to examine <u>interrater
</u> reliability. He finds a high positive correlation of <u>r = .87</u>
between the two raters’ scores. If the observers were rating a categorical variable, Omar could have also looked at the <u>kappa</u> statistic.
Explanation:
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