Mathematics, 20.07.2019 21:40 amandapill
An article reported that for a sample of 41 kitchens with gas cooking appliances monitored during a one-week period, the sample mean co2 level (ppm) was 654.16, and the sample standard deviation was 165.74. (a) calculate and interpret a 95% (two-sided) confidence interval for true average co2 level in the population of all homes from which the sample was selected. (round your answers to two decimal places.)
Answers: 2
Mathematics, 21.06.2019 17:30, andrewjschoon2876
Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)
Answers: 3
Mathematics, 22.06.2019 02:10, shahedalahmad2017
Paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each? 1. define a variable for the situation. 2. write an inequality that represents her profit. note: revenue is money coming in. cost is money going out. profit is the difference between the revenue and the cost. in other words: revenue - costs profit 3.using words, describe how many windows she must sell to have a profit of at least $48,000.
Answers: 2
Mathematics, 22.06.2019 02:30, sariahieveryone
Ablue whale traveled 3112 miles in 214hours. what was the whale's rate in yards per hour? (1 mile = 1,760 yards)
Answers: 1
An article reported that for a sample of 41 kitchens with gas cooking appliances monitored during a...
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