Q6. A 95% C.I. for µ, the mean of a population of Y was obtained as: [-2.5 , 3.5]. What was the sample mean used to obtain the confidence interval? Α.-1.5 В. 0.0 C. 1.0 D. 1.5 О А. А О В. В О С. С O D. D

Q6. A 95% C.I. for µ, the mean of a population of Y was obtained as: [-2.5 , 3.5]. What was the sample mean used to obtain the confidence interval? Α.-1.5 В. 0.0 C. 1.0 D. 1.5 О А. А О В. В О С. С O D. D

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

Use the probability distribution to complete parts (a) and (b) below.

Activities Probability
0 0.059
1 0.121
2 0.163
3 0.179
4 0.216
5 0.127
6 0.083
7 0.052

The number of school-related extracurricular activities per student

(a) Find the mean, variance, and standard deviation of the probability distribution.

(b) Interpret the results.

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