Mathematics, 11.12.2020 09:10 saneayahsimmons
For a given triangle, the measure of angle A is 10° less
than three times the measure of angle B. The measure
of angle C is one-fifth the sum of the measures of angles
A and B. Knowing that the sum of the measures of the
angles of a triangle equals 180, find the measure of
each angle.
Answers: 1
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You are in charge of the customer service phone line with many employees. at the end of each phone callthe customers are asked to rate their service from 1 to 5 stars, with 5 being the best. you find the averagerating for 20 randomly selected employees and decide you want to improve the ratings so you require thoseemployees to go through a new training program. you then wait a week and find the new average rating foreach employee. the average change is an increase in 1.3 stars with a standard devation of .9 stars.(a) is this data paired or not paired? (b) what are the null and alternative hypothesis being tested? (c) what is the t-statistic you would use? write the general formula and the final calculation.(d) sketch a t-distribution, label your t-statistic and the probability you would be interested in:
Answers: 2
For a given triangle, the measure of angle A is 10° less
than three times the measure of angle B. T...
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