Is (-2, 1) a solution to the system
x -y = -3
y = -2x + 5...
Mathematics, 05.11.2020 19:50 rconyers00
Is (-2, 1) a solution to the system
x -y = -3
y = -2x + 5
Answers: 1
Mathematics, 21.06.2019 16:00, sebastianapolo5
Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?
Answers: 2
Mathematics, 21.06.2019 19:40, love0000
Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e. g. 98.76543).
Answers: 3
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