SmokeyRN

25.12.2021 • 

Mathematics

Name the statistical test. A psychologist wants to know if meditating every day helps feel happier. He gathers 20 subjects and gives them a questionnaire and rates them all on how happy they are, on a scale of 1-20. Then he has the same subjects meditate every day for two weeks, and he rates their happiness again to compare it with themean happiness rating from two weeks ago. a. Factorial ANOVA b. One sample z test c. Correlation d. Repeated Measures ANOVA e. Independent groups ANOVA f. Dependent groups/Repeated Measures t tets g. One sample t test h. Independent groups t test

Ответ:

thomasmurphy200

04.05.2023

Mathematics

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Given:
Height of triangular prism = 2 cm
triangular base of the prism = height = 5cm ; base 4cm

Base area = (5cm*4cm)/2 = 20cm² / 2 = 10cm²

Volume of triangular prism = base area * height
V = 10cm² * 2cm
V = 20cm³

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