4. A manufacturer packs a prize in each box of its cereal and claims that the probabilities of getting various prizes are as follows: Probability 0.20 Prize Ring Key Chain Puzzle 0.30 0.15 Pen 0.25 Flashlight 0.10 To see if the company's claim is accurate, a consumer group randomly selects 1,020 boxes of this product and obtains the following data: Prize Frequency 186 Ring Key Chain Puzzle 327 168 Pen 225 Flashlight 114 Using a 5% level of significance, test the claim that the distribution of prizes is what the manufacturer claims.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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4. A manufacturer packs a prize in each box of
its cereal and claims that the probabilities of
getting various prizes are as follows:
Probability
0.20
Prize
Ring
Key Chain
Puzzle
0.30
0.15
Pen
0.25
Flashlight
0.10
To see if the company's claim is accurate, a
consumer group randomly selects 1,020 boxes of
this product and obtains the following data:
Prize
Frequency
186
Ring
Key Chain
Puzzle
327
168
Pen
225
Flashlight
114
Using a 5% level of significance, test the claim
that the distribution of prizes is what the
manufacturer claims.
Transcribed Image Text:4. A manufacturer packs a prize in each box of its cereal and claims that the probabilities of getting various prizes are as follows: Probability 0.20 Prize Ring Key Chain Puzzle 0.30 0.15 Pen 0.25 Flashlight 0.10 To see if the company's claim is accurate, a consumer group randomly selects 1,020 boxes of this product and obtains the following data: Prize Frequency 186 Ring Key Chain Puzzle 327 168 Pen 225 Flashlight 114 Using a 5% level of significance, test the claim that the distribution of prizes is what the manufacturer claims.
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