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A linguistics expert is interested in learning about the amount of time people in his industry spend studying a new language. A random sample of 15 people in his industry were surveyed for a hypothesis test about the mean time people studied a new language last year. He conducts a one-mean hypothesis test, at the 10% significance level, to test the recent publication that the amount of time people in his industry are studying a new language was 30 minutes per week.
df t0.10 t0.05 t0.025 t0.01 t0.005
...... ... ... ... ... ...
1313 1.350 1.771 2.160 2.650 3.012
1414 1.345 1.761 2.145 2.624 2.997
1515 1.341 1.753 2.131 2.602 2.947
1616 1.337 1.746 2.120 2.583 2.921
Determine the critical value(s) using the partial t−table above.

Sagot :

Answer:

Step-by-step explanation:

1.761

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