Mathematics, 25.10.2021 14:00 khush77
WORTH 10 POINTS IF ANSWERED CORRECTLY A contractor is building a rectangular walkway 3 1/3 ft wide by 35 ft long using square cement pavers. Each paver has an area of 4/9 ft squared. What is the least number of pavers he needs to make the walkway?
Answers: 3
Mathematics, 22.06.2019 04:10
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
Mathematics, 22.06.2019 06:00
Follow these steps to derive the trigonometric area formula.
Answers: 1
Mathematics, 22.06.2019 06:50
Brainliest sealy's parents gave her $70 to spend at the briarridge fair .she spent $10 on flowers.if each antique flower vase at the fair costs$3 each,solve the inequality 10+3a≤70 to determine how many antique flower vases can sealy buy?
Answers: 1
WORTH 10 POINTS IF ANSWERED CORRECTLY
A contractor is building a rectangular walkway 3 1/3 ft wide...
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