If Anyone can answer Part C that would be very helpful Thanks. ls this an exampl

Question

If Anyone can answer Part C that would be very helpful Thanks.

ls this an example of an experiment or an observational study? Briefly explain. experiment because factor were Controlled in Stead of simple observing a result b. what was the purpose of random assignment? To control for con founding variables c. You want to see if the lie detector correctly detects a person is lying more than 50% of the time (what might happen if it were just guessing so you construct a 90% confidence interval of (0.51, 0.76) Do you have evidence that the lie detector is doing better than just guessing? Briefly explain. (0.51, 0.76) 52/96 It is within confidence interval d. Given the confidence interval of (0.51, 0.76), calculate the margin of error. e. Given the confidence interval of (0.51, 0.76) and/or the table above, what is the point estimate? 52/96

Explanation / Answer

part C) as our confidence interval contains all values above 0.5 which refelect that probability of its working fair is more then 0.5 and give evidence that lie ditector is doing better than just guessing

reply if u want help in any other part

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