To calculate the confidence interval (CI) of a mean you need to know:

a. The sample mean, the sample standard deviation, and population mean.
b. The number of people in a sample, the ? value, and CI level.
c. The CI level, the number of people in a sample, , and standard deviation
d. None of the above are correct.


c. The CI level, the number of people in a sample, , and standard deviation

Psychology

You might also like to view...

The tendency to be extremely shy or distressed in response to unfamiliar situations is called behavioral _____

Fill in the blank(s) with correct word

Psychology

Ahoma Inc hands out its best performer award on a weekly, monthly, or quarterly basis. The employees consistently work hard as they are unaware of when the award will be handed out. In this scenario, Ahoma Inc reinforces its employees' performance based on a _____

A) fixed-ratio schedule B) fixed-interval schedule C) variable-ratio schedule D) variable-interval schedule

Psychology

Leslie and Shannon are monozygotic twins. Which statement about Leslie and Shannon is FALSE?

A) If Leslie is a male, Shannon must be a male. B) Leslie and Shannon share 50% of their genes. C) Leslie and Shannon are identical twins. D) Leslie and Shannon developed from the splitting of a single egg.

Psychology

Which of the following regions contains a speech-production area known as Broca's area?

a. Left temporal lobe b. Left frontal lobe c. Right frontal lobe d. Right temporal lobe

Psychology