Mathematics, 18.12.2019 00:31 Adeenieweenie
Dr. hernandez is a conservation biologist studying the impacts a derelict pharmaceutical company is having on a native fish population in a nearby lake. the lake has been contaminated with bovine growth hormone and dr. hernandez wants to see if the fish reaching adulthood in the contaminated lake are larger than the fish in a pristine lake that is nearby. dr. hernandez has the weights of 30 fish from the contaminated lake and of 30 fish from the pristine lake.
based on the experimental design of dr. hernandez's research and the kind of data collected, which statistical test should be used to determine whether the bovine growth hormone is impacting the growth of native fish?
two-tailed two-sample t-test
one-tailed paired t-test
two-tailed paired t-test
one-tailed two-sample t-test
one-way anova
linear regression with t-test for significance of slope
Answers: 3
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Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50
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Solve this riddle: i am an odd number. i an less than 100. the some of my digit is 12. i am a multiple of 15. what number am i?
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