If a sample size n=49 is used to construct a confidence interval for a population mean, and is determined that the critical value should come from a t-distribution, what number of degrees of freedom should be used for that distribution?

Name: Solved: If a sample size n=49 is used to construct a confidence interval for a population mean, and is determined that the critical value should come from a t-distribution, what number of degrees of freedom should be used for that distribution? - MathMaster
Brand: MathMaster
Rating: 4.9 (200 reviews)

200

likes

999 views

Answer to a math question If a sample size n=49 is used to construct a confidence interval for a population mean, and is determined that the critical value should come from a t-distribution, what number of degrees of freedom should be used for that distribution?

$Expert avatar$

Rasheed

4.7

105 Answers

when constructing a confidence interval for a population mean with a sample size of 49, the number of degrees of freedom for the t-distribution is 48.

Frequently asked questions (FAQs)

Question: How many different ways can a committee of 4 members be selected from a group of 10 people?

What is the area of a triangle with base b = 8 units and height h = 12 units?

What is the value of sinh(arcsinh(5)) - cosh(artanh(0.8))

New questions in Mathematics

A=m/2-t isolate t

1 + 1

-6n+5=-13

A normally distributed population has a mean of 118 with a standard deviation of 18. What score separates the lowest 72% of the distribution from the rest of the scores?

Let X be a discrete random variable with range {1, 3, 5} and whose probability function is f(x) = P(X = x). If it is known that P(X = 1) = 0.1 and P(X = 3) = 0.3. What is the value of P(X = 5)?

By differentiating the function f(x)=(x³−6x)⁷ we will obtain

Suppose 50% of the doctors and hospital are surgeons if a sample of 576 doctors is selected what is the probability that the sample proportion of surgeons will be greater than 55% round your answer to four decimal places