A study was undertaken to determine whether the consumers have any preference among four brands of cars. A sample of 200 people was used to collect data. I. II. Brand Number of consumers A 49-B B 52- α с 61+ B D 38+a Chi-square goodness of fit test can be applied to the above data set. Write 2 reasons. Using chi squared goodness of fit test, determine whether the consumers have any preference among four brands of cars. State your hypotheses and all workings clearly. (Critical value for degrees of freedom 3 and significance level 0.05 is 7.815.)

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A study was undertaken to determine whether the consumers have any preference among four brands
of cars. A sample of 200 people was used to collect data.
I.
II.
Brand
Number of consumers
A
49- B
B
52- α
с
61+ B
D
38+a
Chi-square goodness of fit test can be applied to the above data set. Write 2 reasons.
Using chi squared goodness of fit test, determine whether the consumers have any preference
among four brands of cars. State your hypotheses and all workings clearly.
(Critical value for degrees of freedom 3 and significance level 0.05 is 7.815.)
Transcribed Image Text:A study was undertaken to determine whether the consumers have any preference among four brands of cars. A sample of 200 people was used to collect data. I. II. Brand Number of consumers A 49- B B 52- α с 61+ B D 38+a Chi-square goodness of fit test can be applied to the above data set. Write 2 reasons. Using chi squared goodness of fit test, determine whether the consumers have any preference among four brands of cars. State your hypotheses and all workings clearly. (Critical value for degrees of freedom 3 and significance level 0.05 is 7.815.)
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