K Suppose the following data represent the ratings (on a scale from 1 to 5) for a certain smart phone game, with 1 representing a poor rating. Complete parts (a) through (d) below. (c) Compute and interpret the mean of the random variable x. The mean is stars. (Round to one decimal place as needed.). Which of the following interpretations of the mean is correct? + observations will approach the mean of the random variable. OA. As the number of experiments decreases, the mean of OB. As the number of experiments increases, the mean of the observations will approach the mean of the random variable. mean of the random variable in most experiments. OC. The observed value of an experiment will be less than OD. The observed value of an experiment will be equal to the mean of the random variable in most experiments. (d) Compute the standard deviation of the random variable x. The standard deviation is stars. (Round to one decimal place as needed.) G 3 1. (0,0) More 2 3 4 5 2652 2108 4723 4781 11,229 X

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Question
K
Suppose the following data represent the ratings (on a scale from 1 to 5) for a certain smart phone game, with 1 representing a poor rating. Complete parts (a) through
(d) below.
(c) Compute and interpret the mean of the random variable x.
The mean is stars.
(Round to one decimal place as needed.).
Which of the following interpretations of the mean is correct?
+
observations will approach the mean of the random variable.
OA. As the number of experiments decreases, the mean of
OB. As the number of experiments increases, the mean of the observations will approach the mean of the random variable.
mean of the random variable in most experiments.
OC. The observed value of an experiment will be less than
OD. The observed value of an experiment will be equal to the mean of the random variable in most experiments.
(d) Compute the standard deviation of the random variable x.
The standard deviation is stars.
(Round to one decimal place as needed.)
G
√5
1.
(0,0)
More
2
3
4
5
2652
2108
4723
4781
11,229
X
Transcribed Image Text:K Suppose the following data represent the ratings (on a scale from 1 to 5) for a certain smart phone game, with 1 representing a poor rating. Complete parts (a) through (d) below. (c) Compute and interpret the mean of the random variable x. The mean is stars. (Round to one decimal place as needed.). Which of the following interpretations of the mean is correct? + observations will approach the mean of the random variable. OA. As the number of experiments decreases, the mean of OB. As the number of experiments increases, the mean of the observations will approach the mean of the random variable. mean of the random variable in most experiments. OC. The observed value of an experiment will be less than OD. The observed value of an experiment will be equal to the mean of the random variable in most experiments. (d) Compute the standard deviation of the random variable x. The standard deviation is stars. (Round to one decimal place as needed.) G √5 1. (0,0) More 2 3 4 5 2652 2108 4723 4781 11,229 X
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