Step-by-step explanation:
i hope it helped you a lot. thankyou
Answer:
d. The population standard deviation is known.
Step-by-step explanation:
T-distribution or Z-distribution, which to use?
If we have the population standard deviation is known, we use the z-distribution.
Otherwise, if we only have the standard deviation for the sample, we use the t-distribution.
Which of the following is not appropriate to use the t-confidence interval for
When the population standard deviation is known, so letter d.
Take .50 and multiply it by 2 because it doubled. then multiply that by 6 or 12 to get your answer
Answer:
Page 44? you mean
Step-by-step explanation: