Mathematics, 06.12.2019 02:31 averyeverdeen01
1. in a two-tail test for the population mean, if we decided in favor of the alternative hypothesis when the null hypothesis is false, a. a correct decision is made b. a type ii error is made c. a one-tail test should be used instead of a two-tail test d. a type i error is made in a one-tail test for the population mean, 2. if we decide in favor of the null hypothesis when the alternative hypothesis is true, a. a two-tail test should be used instead of a one-tail test b. no error has been made c. a type i error is committed d. a type ii error is committed
Answers: 2
Mathematics, 21.06.2019 20:20
One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%
Answers: 1
Mathematics, 21.06.2019 23:00
Is there a direction u in which the rate of change of f(x,y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.
Answers: 2
Mathematics, 21.06.2019 23:00
How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f
Answers: 1
1. in a two-tail test for the population mean, if we decided in favor of the alternative hypothesis...
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