Students movement

by | Nov 23, 2021 | Homework Help

A teacher wants to estimate the mean time (in minutes) that students take to go from one classroom to the next. His research assistant uses the sample time of 37 students to report the confidence interval as [9.32, 10.68].

Use Table 2.a. Find the sample mean time used to compute the confidence interval. (Round intermediate calculations to 4 decimal places, “Sample mean” to 2 decimal places.)

Sample : b. Determine the confidence level if the sample standard deviation used for the interval is 2.450. (Round intermediate calculations to 4 decimal places. Round “t” value to 3 decimal places and final answer to the nearest whole number.)Confidence level % :

Plagiarism-free and delivered on time!

We are passionate about delivering quality essays.

Our writers know how to write on any topic and subject area while meeting all of your specific requirements.

Unlike most other services, we will do a free revision if you need us to make corrections even after delivery.