Mathematics, 10.06.2020 03:57 rvj0444073603
A laptop producing company also produces laptop batteries, and claims that the batteries
it produces power a laptop for about 4:00 hours. But, you doubted the claim and collected
data from 500 laptop users of the same brand and battery, and you found out the battery
powers the laptop for about 3:00 hours and 30 minutes. Considering an alpha of 0.05,
prove the claim of the company is true or false or show whether you accept the
company’s claim or reject it? Please also write H0 and Ha statements for testing your
hypothesis
Answers: 3
Mathematics, 21.06.2019 17:30
Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.
Answers: 3
Mathematics, 21.06.2019 18:20
The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.
Answers: 3
Mathematics, 21.06.2019 19:30
Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.
Answers: 1
Mathematics, 21.06.2019 22:00
Which of these triangle pairs can be mapped to each other using a single translation? cof hn
Answers: 2
A laptop producing company also produces laptop batteries, and claims that the batteries
it produce...
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