Mathematics, 19.11.2019 06:31, auntlynard1843
Aresearcher conditions rats to fear a tone that was sounded just prior to a brief shock. to measure fear following this conditioning, she records the number of lever presses by each rat in the presence and in the absence of the tone. it was hypothesized that reduced lever pressing in the presence of the tone was evidence for a conditioned fear response in rats. if the researcher tested this hypothesis at a .05 level of significance (two-tailed test), then what is her decision if she computest = ñ2.842in a sample of 8 rats? a) retain the null hypothesis; there is evidence for a conditioned fear response. b) retain the null hypothesis; there is not evidence for a conditioned fear response. c)reject the null hypothesis; there is evidence for a conditioned fear response. d) reject the null hypothesis; there is not evidence for a conditioned fear response.
Answers: 3
Mathematics, 21.06.2019 17:30, victordhernandez01
Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income
Answers: 3
Mathematics, 21.06.2019 20:30, corbeansbrain
Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.
Answers: 2
Aresearcher conditions rats to fear a tone that was sounded just prior to a brief shock. to measure...
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