Each problem will be evaluated rubric. the problem. Student's Name Problem 1 The number of commercials (X) shown during a single hour of children's television programming is approximated by the following probability distribution. Px 0.10t 0.197 13 10.4% 14 19.7% 31.5% 0.316 15 63 Oう1 16 25.3% 17 13.1% For a random sample of 24 one hour blocks of children s television programming, find the narrowest interval that would accurately predict the mean number of commercials shown during a single hour of children's television programming 90% of the time. ematics 13 - Page 1

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Can I get help with both those questions is the picture I am really confused

Each problem will be evaluated
rubric.
the problem.
Student's Name
Problem 1
The number of commercials (X) shown during a single hour of children's television programming is
approximated by the following probability distribution.
Px
0.10t
0.197
13
10.4%
14
19.7%
31.5%
0.316
15
63
Oう1
16
25.3%
17
13.1%
For a random sample of 24 one hour blocks of children s television programming, find the narrowest
interval that would accurately predict the mean number of commercials shown during a single hour
of children's television programming 90% of the time.
ematics 13 -
Page 1
Transcribed Image Text:Each problem will be evaluated rubric. the problem. Student's Name Problem 1 The number of commercials (X) shown during a single hour of children's television programming is approximated by the following probability distribution. Px 0.10t 0.197 13 10.4% 14 19.7% 31.5% 0.316 15 63 Oう1 16 25.3% 17 13.1% For a random sample of 24 one hour blocks of children s television programming, find the narrowest interval that would accurately predict the mean number of commercials shown during a single hour of children's television programming 90% of the time. ematics 13 - Page 1
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